/* BEGIN ATMEL COPYRIGHT */
/* ----------------------------------------------------------------------------
- * ATMEL Microcontroller Software Support
+ * ATMEL Microcontroller Software Support
* ----------------------------------------------------------------------------
* Copyright (c) 2009, Atmel Corporation
*
static float
-_tomhz( uint32_t freq_hz )
+_tomhz(uint32_t freq_hz)
{
float f;
uint32_t CHIPID_EXID;
#define SAM3_SUPC_CR (0x400E1210)
- uint32_t SUPC_CR;
+ uint32_t SUPC_CR;
#define SAM3_PMC_BASE (0x400E0400)
#define SAM3_PMC_SCSR (SAM3_PMC_BASE + 0x0008)
int probed;
// DANGER: THERE ARE DRAGONS HERE..
// NOTE: If you add more 'ghost' pointers
- // be aware that you must *manually* update
+ // be aware that you must *manually* update
// these pointers in the function sam3_GetDetails()
// See the comment "Here there be dragons"
// so we can find the chip we belong to
struct sam3_chip *pChip;
- // so we can find the orginal bank pointer
- flash_bank_t *pBank;
+ // so we can find the orginal bank pointer
+ struct flash_bank *pBank;
unsigned bank_number;
uint32_t controller_address;
uint32_t base_address;
// this is "initialized" from the global const structure
struct sam3_chip_details details;
- target_t *target;
+ struct target *target;
struct sam3_cfg cfg;
struct membuf *mbuf;
struct sam3_reg_list {
uint32_t address; size_t struct_offset; const char *name;
- void (*explain_func)( struct sam3_chip *pInfo );
+ void (*explain_func)(struct sam3_chip *pInfo);
};
static struct sam3_chip *all_sam3_chips;
static struct sam3_chip *
-get_current_sam3(struct command_context_s *cmd_ctx )
+get_current_sam3(struct command_context_s *cmd_ctx)
{
- target_t *t;
+ struct target *t;
static struct sam3_chip *p;
- t = get_current_target( cmd_ctx );
- if ( !t ){
- command_print( cmd_ctx, "No current target?");
+ t = get_current_target(cmd_ctx);
+ if (!t) {
+ command_print(cmd_ctx, "No current target?");
return NULL;
}
p = all_sam3_chips;
- if ( !p ){
+ if (!p) {
// this should not happen
// the command is not registered until the chip is created?
- command_print( cmd_ctx, "No SAM3 chips exist?");
+ command_print(cmd_ctx, "No SAM3 chips exist?");
return NULL;
}
- while( p ){
- if ( p->target == t ){
+ while (p) {
+ if (p->target == t) {
return p;
}
p = p->next;
}
- command_print( cmd_ctx, "Cannot find SAM3 chip?");
+ command_print(cmd_ctx, "Cannot find SAM3 chip?");
return NULL;
}
.name = "at91sam3u4e",
.total_flash_size = 256 * 1024,
.total_sram_size = 52 * 1024,
- .n_gpnvms = 3,
+ .n_gpnvms = 3,
.n_banks = 2,
// System boots at address 0x0
// gpnvm[1] = selects boot code
// if gpnvm[1] == 0
// boot is via "SAMBA" (rom)
- // else
+ // else
// boot is via FLASH
// Selection is via gpnvm[2]
// endif
// else
// Bank1 is the boot rom
// endif
- .bank[0] = {
+// .bank[0] = {
+ {
+ {
.probed = 0,
.pChip = NULL,
.pBank = NULL,
.bank_number = 0,
- .base_address = FLASH_BANK0_BASE,
+ .base_address = FLASH_BANK0_BASE,
.controller_address = 0x400e0800,
.present = 1,
.size_bytes = 128 * 1024,
.nsectors = 16,
.sector_size = 8192,
.page_size = 256,
- },
+ },
- .bank[1] = {
+// .bank[1] = {
+ {
.probed = 0,
.pChip = NULL,
.pBank = NULL,
.nsectors = 16,
.sector_size = 8192,
.page_size = 256,
+ },
},
},
.name = "at91sam3u2e",
.total_flash_size = 128 * 1024,
.total_sram_size = 36 * 1024,
- .n_gpnvms = 2,
+ .n_gpnvms = 2,
.n_banks = 1,
// System boots at address 0x0
// gpnvm[1] = selects boot code
// if gpnvm[1] == 0
// boot is via "SAMBA" (rom)
- // else
+ // else
// boot is via FLASH
// Selection is via gpnvm[2]
// endif
- .bank[0] = {
+// .bank[0] = {
+ {
+ {
.probed = 0,
.pChip = NULL,
.pBank = NULL,
.bank_number = 0,
- .base_address = FLASH_BANK0_BASE,
+ .base_address = FLASH_BANK0_BASE,
.controller_address = 0x400e0800,
.present = 1,
.size_bytes = 128 * 1024,
.nsectors = 16,
.sector_size = 8192,
.page_size = 256,
- },
-
- .bank[1] = {
+ },
+// .bank[1] = {
+ {
.present = 0,
.probed = 0,
.bank_number = 1,
+ },
},
},
{
.name = "at91sam3u1e",
.total_flash_size = 64 * 1024,
.total_sram_size = 20 * 1024,
- .n_gpnvms = 2,
+ .n_gpnvms = 2,
.n_banks = 1,
// System boots at address 0x0
// gpnvm[1] = selects boot code
// if gpnvm[1] == 0
// boot is via "SAMBA" (rom)
- // else
+ // else
// boot is via FLASH
// Selection is via gpnvm[2]
// endif
//
-
- .bank[0] = {
+
+// .bank[0] = {
+ {
+ {
.probed = 0,
.pChip = NULL,
.pBank = NULL,
.bank_number = 0,
- .base_address = FLASH_BANK0_BASE,
+ .base_address = FLASH_BANK0_BASE,
.controller_address = 0x400e0800,
.present = 1,
.size_bytes = 64 * 1024,
.nsectors = 8,
.sector_size = 8192,
.page_size = 256,
- },
+ },
- .bank[1] = {
+// .bank[1] = {
+ {
.present = 0,
.probed = 0,
.bank_number = 1,
+ },
},
},
-
+
{
.chipid_cidr = 0x28000960,
.name = "at91sam3u4c",
.total_flash_size = 256 * 1024,
.total_sram_size = 52 * 1024,
- .n_gpnvms = 3,
+ .n_gpnvms = 3,
.n_banks = 2,
// System boots at address 0x0
// gpnvm[1] = selects boot code
// if gpnvm[1] == 0
// boot is via "SAMBA" (rom)
- // else
+ // else
// boot is via FLASH
// Selection is via gpnvm[2]
// endif
// else
// Bank1 is the boot rom
// endif
- .bank[0] = {
+ {
+ {
+// .bank[0] = {
.probed = 0,
.pChip = NULL,
.pBank = NULL,
.bank_number = 0,
- .base_address = FLASH_BANK0_BASE,
+ .base_address = FLASH_BANK0_BASE,
.controller_address = 0x400e0800,
.present = 1,
.size_bytes = 128 * 1024,
.nsectors = 16,
.sector_size = 8192,
.page_size = 256,
- },
-
- .bank[1] = {
+ },
+// .bank[1] = {
+ {
.probed = 0,
.pChip = NULL,
.pBank = NULL,
.nsectors = 16,
.sector_size = 8192,
.page_size = 256,
+ },
},
},
.name = "at91sam3u2c",
.total_flash_size = 128 * 1024,
.total_sram_size = 36 * 1024,
- .n_gpnvms = 2,
+ .n_gpnvms = 2,
.n_banks = 1,
// System boots at address 0x0
// gpnvm[1] = selects boot code
// if gpnvm[1] == 0
// boot is via "SAMBA" (rom)
- // else
+ // else
// boot is via FLASH
// Selection is via gpnvm[2]
// endif
- .bank[0] = {
+ {
+// .bank[0] = {
+ {
.probed = 0,
.pChip = NULL,
.pBank = NULL,
.bank_number = 0,
- .base_address = FLASH_BANK0_BASE,
+ .base_address = FLASH_BANK0_BASE,
.controller_address = 0x400e0800,
.present = 1,
.size_bytes = 128 * 1024,
.nsectors = 16,
.sector_size = 8192,
.page_size = 256,
- },
-
- .bank[1] = {
+ },
+// .bank[1] = {
+ {
.present = 0,
.probed = 0,
.bank_number = 1,
+ },
},
},
{
.name = "at91sam3u1c",
.total_flash_size = 64 * 1024,
.total_sram_size = 20 * 1024,
- .n_gpnvms = 2,
+ .n_gpnvms = 2,
.n_banks = 1,
// System boots at address 0x0
// gpnvm[1] = selects boot code
// if gpnvm[1] == 0
// boot is via "SAMBA" (rom)
- // else
+ // else
// boot is via FLASH
// Selection is via gpnvm[2]
// endif
//
-
- .bank[0] = {
+
+ {
+// .bank[0] = {
+ {
.probed = 0,
.pChip = NULL,
.pBank = NULL,
.bank_number = 0,
- .base_address = FLASH_BANK0_BASE,
+ .base_address = FLASH_BANK0_BASE,
.controller_address = 0x400e0800,
.present = 1,
.size_bytes = 64 * 1024,
.nsectors = 8,
.sector_size = 8192,
.page_size = 256,
- },
-
- .bank[1] = {
+ },
+// .bank[1] = {
+ {
.present = 0,
.probed = 0,
.bank_number = 1,
+
+ },
},
},
// terminate
- {
+ {
.chipid_cidr = 0,
.name = NULL,
}
**********************************************************************/
/* *ATMEL* style code - from the SAM3 driver code */
-/** Get the current status of the EEFC
- *
+/**
+ * Get the current status of the EEFC and
* the value of some status bits (LOCKE, PROGE).
* @param pPrivate - info about the bank
* @param v - result goes here
*/
-static int
-EFC_GetStatus( struct sam3_bank_private *pPrivate, uint32_t *v )
+static int
+EFC_GetStatus(struct sam3_bank_private *pPrivate, uint32_t *v)
{
int r;
- r = target_read_u32( pPrivate->pChip->target, pPrivate->controller_address + offset_EFC_FSR, v );
- LOG_DEBUG("Status: 0x%08x (lockerror: %d, cmderror: %d, ready: %d)",
+ r = target_read_u32(pPrivate->pChip->target, pPrivate->controller_address + offset_EFC_FSR, v);
+ LOG_DEBUG("Status: 0x%08x (lockerror: %d, cmderror: %d, ready: %d)",
(unsigned int)(*v),
((unsigned int)((*v >> 2) & 1)),
((unsigned int)((*v >> 1) & 1)),
((unsigned int)((*v >> 0) & 1)));
-
+
return r;
}
-/** Get the result of the last executed command.
+/**
+ * Get the result of the last executed command.
* @param pPrivate - info about the bank
* @param v - result goes here
*/
-static int
-EFC_GetResult( struct sam3_bank_private *pPrivate, uint32_t *v )
+static int
+EFC_GetResult(struct sam3_bank_private *pPrivate, uint32_t *v)
{
int r;
uint32_t rv;
- r = target_read_u32( pPrivate->pChip->target, pPrivate->controller_address + offset_EFC_FRR, &rv );
- if ( v ){
+ r = target_read_u32(pPrivate->pChip->target, pPrivate->controller_address + offset_EFC_FRR, &rv);
+ if (v) {
*v = rv;
}
LOG_DEBUG("Result: 0x%08x", ((unsigned int)(rv)));
static int
EFC_StartCommand(struct sam3_bank_private *pPrivate,
- unsigned command, unsigned argument )
+ unsigned command, unsigned argument)
{
uint32_t n,v;
int r;
case AT91C_EFC_FCMD_WP:
case AT91C_EFC_FCMD_WPL:
- case AT91C_EFC_FCMD_EWP:
+ case AT91C_EFC_FCMD_EWP:
case AT91C_EFC_FCMD_EWPL:
// case AT91C_EFC_FCMD_EPL:
// case AT91C_EFC_FCMD_EPA:
case AT91C_EFC_FCMD_SLB:
case AT91C_EFC_FCMD_CLB:
n = (pPrivate->size_bytes / pPrivate->page_size);
- if ( argument >= n ){
+ if (argument >= n) {
LOG_ERROR("*BUG*: Embedded flash has only %u pages", (unsigned)(n));
}
break;
-
+
case AT91C_EFC_FCMD_SFB:
case AT91C_EFC_FCMD_CFB:
- if ( argument >= pPrivate->pChip->details.n_gpnvms ){
- LOG_ERROR("*BUG*: Embedded flash has only %d GPNVMs",
- pPrivate->pChip->details.n_gpnvms );
+ if (argument >= pPrivate->pChip->details.n_gpnvms) {
+ LOG_ERROR("*BUG*: Embedded flash has only %d GPNVMs",
+ pPrivate->pChip->details.n_gpnvms);
}
break;
-
+
case AT91C_EFC_FCMD_GETD:
case AT91C_EFC_FCMD_EA:
case AT91C_EFC_FCMD_GLB:
case AT91C_EFC_FCMD_GFB:
case AT91C_EFC_FCMD_STUI:
case AT91C_EFC_FCMD_SPUI:
- if ( argument != 0 ){
- LOG_ERROR("Argument is meaningless for cmd: %d", command );
+ if (argument != 0) {
+ LOG_ERROR("Argument is meaningless for cmd: %d", command);
}
break;
default:
break;
}
- if ( command == AT91C_EFC_FCMD_SPUI ){
+ if (command == AT91C_EFC_FCMD_SPUI) {
// this is a very special situation.
// Situation (1) - error/retry - see below
// And we are being called recursively
// Situation (2) - normal, finished reading unique id
} else {
// it should be "ready"
- EFC_GetStatus( pPrivate, &v );
- if ( v & 1 ){
+ EFC_GetStatus(pPrivate, &v);
+ if (v & 1) {
// then it is ready
// we go on
} else {
- if ( retry ){
+ if (retry) {
// we have done this before
// the controller is not responding.
- LOG_ERROR("flash controller(%d) is not ready! Error", pPrivate->bank_number );
+ LOG_ERROR("flash controller(%d) is not ready! Error", pPrivate->bank_number);
return ERROR_FAIL;
} else {
retry++;
- LOG_ERROR("Flash controller(%d) is not ready, attempting reset",
- pPrivate->bank_number );
+ LOG_ERROR("Flash controller(%d) is not ready, attempting reset",
+ pPrivate->bank_number);
// we do that by issuing the *STOP* command
- EFC_StartCommand( pPrivate, AT91C_EFC_FCMD_SPUI, 0 );
- // above is recursive, and further recursion is blocked by
- // if ( command == AT91C_EFC_FCMD_SPUI ) above
+ EFC_StartCommand(pPrivate, AT91C_EFC_FCMD_SPUI, 0);
+ // above is recursive, and further recursion is blocked by
+ // if (command == AT91C_EFC_FCMD_SPUI) above
goto do_retry;
}
}
}
v = (0x5A << 24) | (argument << 8) | command;
- LOG_DEBUG("Command: 0x%08x", ((unsigned int)(v)) );
- r = target_write_u32( pPrivate->pBank->target,
+ LOG_DEBUG("Command: 0x%08x", ((unsigned int)(v)));
+ r = target_write_u32(pPrivate->pBank->target,
pPrivate->controller_address + offset_EFC_FCR,
v);
- if ( r != ERROR_OK ){
+ if (r != ERROR_OK) {
LOG_DEBUG("Error Write failed");
}
return r;
}
-/** Performs the given command and wait until its completion (or an error).
- *
+/**
+ * Performs the given command and wait until its completion (or an error).
* @param pPrivate - info about the bank
* @param command - Command to perform.
* @param argument - Optional command argument.
* @param status - put command status bits here
*/
-static int
-EFC_PerformCommand( struct sam3_bank_private *pPrivate,
- unsigned command,
- unsigned argument,
+static int
+EFC_PerformCommand(struct sam3_bank_private *pPrivate,
+ unsigned command,
+ unsigned argument,
uint32_t *status)
{
uint32_t v;
long long ms_now, ms_end;
- // default
- if ( status ){
+ // default
+ if (status) {
*status = 0;
}
- r = EFC_StartCommand( pPrivate, command, argument );
- if ( r != ERROR_OK ){
+ r = EFC_StartCommand(pPrivate, command, argument);
+ if (r != ERROR_OK) {
return r;
}
do {
- r = EFC_GetStatus( pPrivate, &v );
- if ( r != ERROR_OK ){
+ r = EFC_GetStatus(pPrivate, &v);
+ if (r != ERROR_OK) {
return r;
}
ms_now = timeval_ms();
- if ( ms_now > ms_end ){
+ if (ms_now > ms_end) {
// error
LOG_ERROR("Command timeout");
return ERROR_FAIL;
}
}
- while ( (v & 1) == 0 )
+ while ((v & 1) == 0)
;
// error bits..
- if ( status ){
+ if (status) {
*status = (v & 0x6);
}
return ERROR_OK;
-/** Read the unique ID.
- *
- * \param pPrivate - info about the bank
- *
+/**
+ * Read the unique ID.
+ * @param pPrivate - info about the bank
* The unique ID is stored in the 'pPrivate' structure.
*/
-
static int
-FLASHD_ReadUniqueID ( struct sam3_bank_private *pPrivate )
+FLASHD_ReadUniqueID (struct sam3_bank_private *pPrivate)
{
int r;
uint32_t v;
pPrivate->pChip->cfg.unique_id[3] = 0;
LOG_DEBUG("Begin");
- r = EFC_StartCommand( pPrivate, AT91C_EFC_FCMD_STUI, 0);
- if ( r < 0 ){
+ r = EFC_StartCommand(pPrivate, AT91C_EFC_FCMD_STUI, 0);
+ if (r < 0) {
return r;
}
- for( x = 0 ; x < 4 ; x++ ){
- r = target_read_u32( pPrivate->pChip->target,
+ for (x = 0 ; x < 4 ; x++) {
+ r = target_read_u32(pPrivate->pChip->target,
pPrivate->pBank->base + (x * 4),
- &v );
- if ( r < 0 ){
+ &v);
+ if (r < 0) {
return r;
}
pPrivate->pChip->cfg.unique_id[x] = v;
}
- r = EFC_PerformCommand( pPrivate, AT91C_EFC_FCMD_SPUI, 0, NULL );
- LOG_DEBUG("End: R=%d, id=0x%08x, 0x%08x, 0x%08x, 0x%08x",
- r,
+ r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_SPUI, 0, NULL);
+ LOG_DEBUG("End: R=%d, id = 0x%08x, 0x%08x, 0x%08x, 0x%08x",
+ r,
(unsigned int)(pPrivate->pChip->cfg.unique_id[0]),
(unsigned int)(pPrivate->pChip->cfg.unique_id[1]),
(unsigned int)(pPrivate->pChip->cfg.unique_id[2]),
(unsigned int)(pPrivate->pChip->cfg.unique_id[3]));
return r;
-
+
}
-/** Erases the entire flash.
+/**
+ * Erases the entire flash.
* @param pPrivate - the info about the bank.
*/
static int
-FLASHD_EraseEntireBank( struct sam3_bank_private *pPrivate )
+FLASHD_EraseEntireBank(struct sam3_bank_private *pPrivate)
{
LOG_DEBUG("Here");
- return EFC_PerformCommand( pPrivate, AT91C_EFC_FCMD_EA, 0, NULL );
+ return EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_EA, 0, NULL);
}
-/** Gets current GPNVM state.
+/**
+ * Gets current GPNVM state.
* @param pPrivate - info about the bank.
* @param gpnvm - GPNVM bit index.
* @param puthere - result stored here.
- *
*/
//------------------------------------------------------------------------------
-static int
-FLASHD_GetGPNVM( struct sam3_bank_private *pPrivate, unsigned gpnvm, unsigned *puthere)
+static int
+FLASHD_GetGPNVM(struct sam3_bank_private *pPrivate, unsigned gpnvm, unsigned *puthere)
{
uint32_t v;
int r;
LOG_DEBUG("Here");
- if ( pPrivate->bank_number != 0 ){
+ if (pPrivate->bank_number != 0) {
LOG_ERROR("GPNVM only works with Bank0");
return ERROR_FAIL;
}
- if ( gpnvm >= pPrivate->pChip->details.n_gpnvms ){
+ if (gpnvm >= pPrivate->pChip->details.n_gpnvms) {
LOG_ERROR("Invalid GPNVM %d, max: %d, ignored",
- gpnvm,pPrivate->pChip->details.n_gpnvms );
+ gpnvm,pPrivate->pChip->details.n_gpnvms);
return ERROR_FAIL;
}
// Get GPNVMs status
- r = EFC_PerformCommand( pPrivate, AT91C_EFC_FCMD_GFB, 0, NULL );
- if ( r != ERROR_OK ){
+ r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_GFB, 0, NULL);
+ if (r != ERROR_OK) {
LOG_ERROR("Failed");
return r;
}
- r = EFC_GetResult(pPrivate, &v );
+ r = EFC_GetResult(pPrivate, &v);
- if ( puthere ){
+ if (puthere) {
// Check if GPNVM is set
- // get the bit and make it a 0/1
+ // get the bit and make it a 0/1
*puthere = (v >> gpnvm) & 1;
}
-/** Clears the selected GPNVM bit.
- * @param gpnvm GPNVM index.
- *
- * Returns 0 if successful; otherwise returns an error code.
+/**
+ * Clears the selected GPNVM bit.
+ * @param pPrivate info about the bank
+ * @param gpnvm GPNVM index.
+ * @returns 0 if successful; otherwise returns an error code.
*/
-static int
-FLASHD_ClrGPNVM( struct sam3_bank_private *pPrivate, unsigned gpnvm)
+static int
+FLASHD_ClrGPNVM(struct sam3_bank_private *pPrivate, unsigned gpnvm)
{
int r;
unsigned v;
LOG_DEBUG("Here");
- if ( pPrivate->bank_number != 0 ){
+ if (pPrivate->bank_number != 0) {
LOG_ERROR("GPNVM only works with Bank0");
return ERROR_FAIL;
}
- if ( gpnvm >= pPrivate->pChip->details.n_gpnvms ){
+ if (gpnvm >= pPrivate->pChip->details.n_gpnvms) {
LOG_ERROR("Invalid GPNVM %d, max: %d, ignored",
- gpnvm,pPrivate->pChip->details.n_gpnvms );
+ gpnvm,pPrivate->pChip->details.n_gpnvms);
return ERROR_FAIL;
}
- r = FLASHD_GetGPNVM( pPrivate, gpnvm, &v );
- if ( r != ERROR_OK ){
+ r = FLASHD_GetGPNVM(pPrivate, gpnvm, &v);
+ if (r != ERROR_OK) {
LOG_DEBUG("Failed: %d",r);
return r;
}
- r = EFC_PerformCommand( pPrivate, AT91C_EFC_FCMD_CFB, gpnvm, NULL);
+ r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_CFB, gpnvm, NULL);
LOG_DEBUG("End: %d",r);
return r;
}
-/** Sets the selected GPNVM bit.
- * @param gpnvm GPNVM index.
- *
+/**
+ * Sets the selected GPNVM bit.
+ * @param pPrivate info about the bank
+ * @param gpnvm GPNVM index.
*/
-static int
-FLASHD_SetGPNVM( struct sam3_bank_private *pPrivate, unsigned gpnvm)
+static int
+FLASHD_SetGPNVM(struct sam3_bank_private *pPrivate, unsigned gpnvm)
{
int r;
unsigned v;
- if ( pPrivate->bank_number != 0 ){
+ if (pPrivate->bank_number != 0) {
LOG_ERROR("GPNVM only works with Bank0");
return ERROR_FAIL;
}
- if ( gpnvm >= pPrivate->pChip->details.n_gpnvms ){
+ if (gpnvm >= pPrivate->pChip->details.n_gpnvms) {
LOG_ERROR("Invalid GPNVM %d, max: %d, ignored",
- gpnvm,pPrivate->pChip->details.n_gpnvms );
+ gpnvm,pPrivate->pChip->details.n_gpnvms);
return ERROR_FAIL;
}
- r = FLASHD_GetGPNVM( pPrivate, gpnvm, &v );
- if ( r != ERROR_OK ){
+ r = FLASHD_GetGPNVM(pPrivate, gpnvm, &v);
+ if (r != ERROR_OK) {
return r;
}
- if ( v ){
+ if (v) {
// already set
r = ERROR_OK;
} else {
// set it
- r = EFC_PerformCommand( pPrivate, AT91C_EFC_FCMD_SFB, gpnvm, NULL );
+ r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_SFB, gpnvm, NULL);
}
return r;
}
-/** Returns a bit field (at most 64) of locked regions within a page.
- * @param pPrivate - info about the bank
- * @param v - where to store locked bits
- * \param end End address of range.
+/**
+ * Returns a bit field (at most 64) of locked regions within a page.
+ * @param pPrivate info about the bank
+ * @param v where to store locked bits
*/
-
-static int
-FLASHD_GetLockBits(struct sam3_bank_private *pPrivate, uint32_t *v )
+static int
+FLASHD_GetLockBits(struct sam3_bank_private *pPrivate, uint32_t *v)
{
int r;
LOG_DEBUG("Here");
- r = EFC_PerformCommand( pPrivate, AT91C_EFC_FCMD_GLB, 0, NULL);
- if ( r == ERROR_OK ){
- r = EFC_GetResult(pPrivate, v );
+ r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_GLB, 0, NULL);
+ if (r == ERROR_OK) {
+ r = EFC_GetResult(pPrivate, v);
}
LOG_DEBUG("End: %d",r);
return r;
}
-/**Unlocks all the regions in the given address range.
- *
- * \param start_sector - first sector to unlock
- * \param end_sector - last (inclusive) to unlock
+/**
+ * Unlocks all the regions in the given address range.
+ * @param pPrivate info about the bank
+ * @param start_sector first sector to unlock
+ * @param end_sector last (inclusive) to unlock
*/
static int
-FLASHD_Unlock( struct sam3_bank_private *pPrivate,
+FLASHD_Unlock(struct sam3_bank_private *pPrivate,
unsigned start_sector,
- unsigned end_sector )
+ unsigned end_sector)
{
int r;
uint32_t status;
pages_per_sector = pPrivate->sector_size / pPrivate->page_size;
/* Unlock all pages */
- while (start_sector <= end_sector){
+ while (start_sector <= end_sector) {
pg = start_sector * pages_per_sector;
- r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_CLB, pg, &status );
+ r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_CLB, pg, &status);
if (r != ERROR_OK) {
return r;
}
}
-/** Locks regions
- *
+/**
+ * Locks regions
+ * @param pPrivate - info about the bank
* @param start_sector - first sector to lock
* @param end_sector - last sector (inclusive) to lock
*/
-
-
-static int
-FLASHD_Lock( struct sam3_bank_private *pPrivate,
+static int
+FLASHD_Lock(struct sam3_bank_private *pPrivate,
unsigned start_sector,
- unsigned end_sector )
+ unsigned end_sector)
{
uint32_t status;
uint32_t pg;
int r;
pages_per_sector = pPrivate->sector_size / pPrivate->page_size;
-
+
/* Lock all pages */
- while (start_sector <= end_sector){
+ while (start_sector <= end_sector) {
pg = start_sector * pages_per_sector;
- r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_SLB, pg, &status );
+ r = EFC_PerformCommand(pPrivate, AT91C_EFC_FCMD_SLB, pg, &status);
if (r != ERROR_OK) {
return r;
}
/* begin helpful debug code */
static void
-sam3_sprintf( struct sam3_chip *pChip , const char *fmt, ... )
+sam3_sprintf(struct sam3_chip *pChip , const char *fmt, ...)
{
va_list ap;
va_start(ap,fmt);
- if ( pChip->mbuf == NULL ){
+ if (pChip->mbuf == NULL) {
return;
}
- membuf_vsprintf( pChip->mbuf, fmt, ap );
+ membuf_vsprintf(pChip->mbuf, fmt, ap);
va_end(ap);
}
// print the fieldname, the field value, in dec & hex, and return field value
-static uint32_t
-sam3_reg_fieldname( struct sam3_chip *pChip,
+static uint32_t
+sam3_reg_fieldname(struct sam3_chip *pChip,
const char *regname,
uint32_t value,
unsigned shift,
// extract the field
v = value >> shift;
v = v & ((1 << width)-1);
- if ( width <= 16 ){
+ if (width <= 16) {
hwidth = 4;
dwidth = 5;
} else {
hwidth = 8;
dwidth = 12;
}
-
+
// show the basics
- sam3_sprintf( pChip, "\t%*s: %*d [0x%0*x] ",
+ sam3_sprintf(pChip, "\t%*s: %*d [0x%0*x] ",
REG_NAME_WIDTH, regname,
dwidth, v,
- hwidth, v );
+ hwidth, v);
return v;
}
static const char * const eproc_names[] = {
_unknown, // 0
"arm946es", // 1
- "arm7tdmi", // 2
+ "arm7tdmi", // 2
"cortex-m3", // 3
"arm920t", // 4
"arm926ejs", // 5
"48K Bytes", // 0
"1K Bytes", // 1
"2K Bytes", // 2
- "6K Bytes", // 3
+ "6K Bytes", // 3
"112K Bytes", // 4
"4K Bytes", // 5
"80K Bytes", // 6
"160K Bytes", // 7
- "8K Bytes", // 8
- "16K Bytes", // 9
+ "8K Bytes", // 8
+ "16K Bytes", // 9
"32K Bytes", // 10
"64K Bytes", // 11
"128K Bytes", // 12
"sram emulating flash", // 4
_unknown, // 5
_unknown, // 6
- _unknown, // 7
-
+ _unknown, // 7
+
};
-static const char *_yes_or_no( uint32_t v )
+static const char *_yes_or_no(uint32_t v)
{
- if ( v ){
+ if (v) {
return "YES";
} else {
return "NO";
"4 MHz", "8 MHz", "12 MHz", "reserved"
};
-static void
-sam3_explain_ckgr_mor( struct sam3_chip *pChip )
+static void
+sam3_explain_ckgr_mor(struct sam3_chip *pChip)
{
uint32_t v;
uint32_t rcen;
- v = sam3_reg_fieldname(pChip, "MOSCXTEN", pChip->cfg.CKGR_MOR, 0, 1 );
- sam3_sprintf( pChip, "(main xtal enabled: %s)\n",
- _yes_or_no(v) );
- v = sam3_reg_fieldname(pChip, "MOSCXTBY", pChip->cfg.CKGR_MOR, 1, 1 );
- sam3_sprintf( pChip, "(main osc bypass: %s)\n",
- _yes_or_no(v) );
- rcen = sam3_reg_fieldname(pChip, "MOSCRCEN", pChip->cfg.CKGR_MOR, 2, 1 );
- sam3_sprintf( pChip, "(onchip RC-OSC enabled: %s)\n",
- _yes_or_no(rcen) );
- v = sam3_reg_fieldname(pChip, "MOSCRCF", pChip->cfg.CKGR_MOR, 4, 3 );
- sam3_sprintf( pChip, "(onchip RC-OSC freq: %s)\n",
- _rc_freq[v] );
+ v = sam3_reg_fieldname(pChip, "MOSCXTEN", pChip->cfg.CKGR_MOR, 0, 1);
+ sam3_sprintf(pChip, "(main xtal enabled: %s)\n",
+ _yes_or_no(v));
+ v = sam3_reg_fieldname(pChip, "MOSCXTBY", pChip->cfg.CKGR_MOR, 1, 1);
+ sam3_sprintf(pChip, "(main osc bypass: %s)\n",
+ _yes_or_no(v));
+ rcen = sam3_reg_fieldname(pChip, "MOSCRCEN", pChip->cfg.CKGR_MOR, 2, 1);
+ sam3_sprintf(pChip, "(onchip RC-OSC enabled: %s)\n",
+ _yes_or_no(rcen));
+ v = sam3_reg_fieldname(pChip, "MOSCRCF", pChip->cfg.CKGR_MOR, 4, 3);
+ sam3_sprintf(pChip, "(onchip RC-OSC freq: %s)\n",
+ _rc_freq[v]);
pChip->cfg.rc_freq = 0;
- if ( rcen ){
- switch( v ){
+ if (rcen) {
+ switch (v) {
default:
pChip->cfg.rc_freq = 0;
case 0:
}
}
- v = sam3_reg_fieldname(pChip,"MOSCXTST", pChip->cfg.CKGR_MOR, 8, 8 );
- sam3_sprintf( pChip, "(startup clks, time= %f uSecs)\n",
+ v = sam3_reg_fieldname(pChip,"MOSCXTST", pChip->cfg.CKGR_MOR, 8, 8);
+ sam3_sprintf(pChip, "(startup clks, time= %f uSecs)\n",
((float)(v * 1000000)) / ((float)(pChip->cfg.slow_freq)));
- v = sam3_reg_fieldname(pChip, "MOSCSEL", pChip->cfg.CKGR_MOR, 24, 1 );
- sam3_sprintf( pChip, "(mainosc source: %s)\n",
+ v = sam3_reg_fieldname(pChip, "MOSCSEL", pChip->cfg.CKGR_MOR, 24, 1);
+ sam3_sprintf(pChip, "(mainosc source: %s)\n",
v ? "external xtal" : "internal RC");
-
- v = sam3_reg_fieldname(pChip,"CFDEN", pChip->cfg.CKGR_MOR, 25, 1 );
+
+ v = sam3_reg_fieldname(pChip,"CFDEN", pChip->cfg.CKGR_MOR, 25, 1);
sam3_sprintf(pChip, "(clock failure enabled: %s)\n",
_yes_or_no(v));
}
-
-static void
-sam3_explain_chipid_cidr( struct sam3_chip *pChip )
+
+static void
+sam3_explain_chipid_cidr(struct sam3_chip *pChip)
{
int x;
uint32_t v;
const char *cp;
- sam3_reg_fieldname( pChip, "Version", pChip->cfg.CHIPID_CIDR, 0, 5 );
+ sam3_reg_fieldname(pChip, "Version", pChip->cfg.CHIPID_CIDR, 0, 5);
sam3_sprintf(pChip,"\n");
- v = sam3_reg_fieldname( pChip, "EPROC", pChip->cfg.CHIPID_CIDR, 5, 3 );
- sam3_sprintf( pChip, "%s\n", eproc_names[v]);
-
- v = sam3_reg_fieldname( pChip, "NVPSIZE", pChip->cfg.CHIPID_CIDR, 8, 4 );
- sam3_sprintf( pChip, "%s\n", nvpsize[v]);
+ v = sam3_reg_fieldname(pChip, "EPROC", pChip->cfg.CHIPID_CIDR, 5, 3);
+ sam3_sprintf(pChip, "%s\n", eproc_names[v]);
+
+ v = sam3_reg_fieldname(pChip, "NVPSIZE", pChip->cfg.CHIPID_CIDR, 8, 4);
+ sam3_sprintf(pChip, "%s\n", nvpsize[v]);
- v = sam3_reg_fieldname( pChip, "NVPSIZE2", pChip->cfg.CHIPID_CIDR, 12, 4 );
- sam3_sprintf( pChip, "%s\n", nvpsize2[v]);
+ v = sam3_reg_fieldname(pChip, "NVPSIZE2", pChip->cfg.CHIPID_CIDR, 12, 4);
+ sam3_sprintf(pChip, "%s\n", nvpsize2[v]);
- v = sam3_reg_fieldname( pChip, "SRAMSIZE", pChip->cfg.CHIPID_CIDR, 16,4 );
- sam3_sprintf( pChip, "%s\n", sramsize[ v ] );
+ v = sam3_reg_fieldname(pChip, "SRAMSIZE", pChip->cfg.CHIPID_CIDR, 16,4);
+ sam3_sprintf(pChip, "%s\n", sramsize[ v ]);
- v = sam3_reg_fieldname( pChip, "ARCH", pChip->cfg.CHIPID_CIDR, 20, 8 );
+ v = sam3_reg_fieldname(pChip, "ARCH", pChip->cfg.CHIPID_CIDR, 20, 8);
cp = _unknown;
- for( x = 0 ; archnames[x].name ; x++ ){
- if ( v == archnames[x].value ){
+ for (x = 0 ; archnames[x].name ; x++) {
+ if (v == archnames[x].value) {
cp = archnames[x].name;
break;
}
}
-
- sam3_sprintf( pChip, "%s\n", cp );
- v = sam3_reg_fieldname( pChip, "NVPTYP", pChip->cfg.CHIPID_CIDR, 28, 3 );
- sam3_sprintf( pChip, "%s\n", nvptype[ v ] );
+ sam3_sprintf(pChip, "%s\n", cp);
- v = sam3_reg_fieldname( pChip, "EXTID", pChip->cfg.CHIPID_CIDR, 31, 1 );
+ v = sam3_reg_fieldname(pChip, "NVPTYP", pChip->cfg.CHIPID_CIDR, 28, 3);
+ sam3_sprintf(pChip, "%s\n", nvptype[ v ]);
+
+ v = sam3_reg_fieldname(pChip, "EXTID", pChip->cfg.CHIPID_CIDR, 31, 1);
sam3_sprintf(pChip, "(exists: %s)\n", _yes_or_no(v));
}
-static void
-sam3_explain_ckgr_mcfr( struct sam3_chip *pChip )
+static void
+sam3_explain_ckgr_mcfr(struct sam3_chip *pChip)
{
uint32_t v;
-
- v = sam3_reg_fieldname( pChip, "MAINFRDY", pChip->cfg.CKGR_MCFR, 16, 1 );
- sam3_sprintf( pChip, "(main ready: %s)\n", _yes_or_no( v ));
- v = sam3_reg_fieldname( pChip, "MAINF", pChip->cfg.CKGR_MCFR, 0, 16 );
-
+ v = sam3_reg_fieldname(pChip, "MAINFRDY", pChip->cfg.CKGR_MCFR, 16, 1);
+ sam3_sprintf(pChip, "(main ready: %s)\n", _yes_or_no(v));
+
+ v = sam3_reg_fieldname(pChip, "MAINF", pChip->cfg.CKGR_MCFR, 0, 16);
+
v = (v * pChip->cfg.slow_freq) / 16;
pChip->cfg.mainosc_freq = v;
sam3_sprintf(pChip, "(%3.03f Mhz (%d.%03dkhz slowclk)\n",
- _tomhz( v ),
+ _tomhz(v),
pChip->cfg.slow_freq / 1000,
pChip->cfg.slow_freq % 1000);
}
static void
-sam3_explain_ckgr_plla( struct sam3_chip *pChip )
+sam3_explain_ckgr_plla(struct sam3_chip *pChip)
{
uint32_t mula,diva;
- diva = sam3_reg_fieldname( pChip, "DIVA", pChip->cfg.CKGR_PLLAR, 0, 8 );
+ diva = sam3_reg_fieldname(pChip, "DIVA", pChip->cfg.CKGR_PLLAR, 0, 8);
sam3_sprintf(pChip,"\n");
- mula = sam3_reg_fieldname( pChip, "MULA", pChip->cfg.CKGR_PLLAR, 16, 11 );
+ mula = sam3_reg_fieldname(pChip, "MULA", pChip->cfg.CKGR_PLLAR, 16, 11);
sam3_sprintf(pChip,"\n");
pChip->cfg.plla_freq = 0;
- if ( mula==0 ){
- sam3_sprintf(pChip,"\tPLLA Freq: (Disabled,mula=0)\n");
- } else if ( diva == 0 ){
- sam3_sprintf(pChip,"\tPLLA Freq: (Disabled,diva=0)\n");
- } else if ( diva == 1 ){
- pChip->cfg.plla_freq = (pChip->cfg.mainosc_freq * (mula+1));
+ if (mula == 0) {
+ sam3_sprintf(pChip,"\tPLLA Freq: (Disabled,mula = 0)\n");
+ } else if (diva == 0) {
+ sam3_sprintf(pChip,"\tPLLA Freq: (Disabled,diva = 0)\n");
+ } else if (diva == 1) {
+ pChip->cfg.plla_freq = (pChip->cfg.mainosc_freq * (mula + 1));
sam3_sprintf(pChip,"\tPLLA Freq: %3.03f MHz\n",
- _tomhz( pChip->cfg.plla_freq ));
+ _tomhz(pChip->cfg.plla_freq));
}
}
-
-
+
+
static void
-sam3_explain_mckr( struct sam3_chip *pChip )
+sam3_explain_mckr(struct sam3_chip *pChip)
{
- uint32_t css, pres,fin;
- int pdiv;
- const char *cp;
+ uint32_t css, pres, fin = 0;
+ int pdiv = 0;
+ const char *cp = NULL;
- css = sam3_reg_fieldname( pChip, "CSS", pChip->cfg.PMC_MCKR, 0, 2 );
- switch( css & 3 ){
+ css = sam3_reg_fieldname(pChip, "CSS", pChip->cfg.PMC_MCKR, 0, 2);
+ switch (css & 3) {
case 0:
fin = pChip->cfg.slow_freq;
cp = "slowclk";
cp = "plla";
break;
case 3:
- if ( pChip->cfg.CKGR_UCKR & (1 << 16) ){
+ if (pChip->cfg.CKGR_UCKR & (1 << 16)) {
fin = 480 * 1000 * 1000;
cp = "upll";
} else {
cp = "upll (*ERROR* UPLL is disabled)";
}
break;
+ default:
+ assert(0);
+ break;
}
- sam3_sprintf( pChip, "%s (%3.03f Mhz)\n",
- cp,
- _tomhz( fin ) );
- pres = sam3_reg_fieldname(pChip, "PRES", pChip->cfg.PMC_MCKR, 4, 3 );
- switch( pres & 0x07 ){
+ sam3_sprintf(pChip, "%s (%3.03f Mhz)\n",
+ cp,
+ _tomhz(fin));
+ pres = sam3_reg_fieldname(pChip, "PRES", pChip->cfg.PMC_MCKR, 4, 3);
+ switch (pres & 0x07) {
case 0:
pdiv = 1;
cp = "selected clock";
pdiv = 6;
cp = "clock/6";
break;
+ default:
+ assert(0);
+ break;
}
- sam3_sprintf( pChip, "(%s)\n", cp );
+ sam3_sprintf(pChip, "(%s)\n", cp);
fin = fin / pdiv;
- // sam3 has a *SINGLE* clock -
+ // sam3 has a *SINGLE* clock -
// other at91 series parts have divisors for these.
pChip->cfg.cpu_freq = fin;
pChip->cfg.mclk_freq = fin;
pChip->cfg.fclk_freq = fin;
- sam3_sprintf( pChip, "\t\tResult CPU Freq: %3.03f\n",
- _tomhz( fin ) );
+ sam3_sprintf(pChip, "\t\tResult CPU Freq: %3.03f\n",
+ _tomhz(fin));
}
-
+
#if 0
static struct sam3_chip *
-target2sam3( target_t *pTarget )
+target2sam3(struct target *pTarget)
{
struct sam3_chip *pChip;
- if (pTarget == NULL ){
+ if (pTarget == NULL) {
return NULL;
}
pChip = all_sam3_chips;
- while(pChip){
- if (pChip->target == pTarget ){
+ while (pChip) {
+ if (pChip->target == pTarget) {
break; // return below
} else {
pChip = pChip->next;
#endif
static uint32_t *
-sam3_get_reg_ptr( struct sam3_cfg *pCfg, const struct sam3_reg_list *pList )
+sam3_get_reg_ptr(struct sam3_cfg *pCfg, const struct sam3_reg_list *pList)
{
- // this function exists to help
+ // this function exists to help
// keep funky offsetof() errors
// and casting from causing bugs
// By using prototypes - we can detect what would
// be casting errors.
- return ((uint32_t *)( ((char *)(pCfg)) + pList->struct_offset ));
+ return ((uint32_t *)(((char *)(pCfg)) + pList->struct_offset));
}
-
-
-#define SAM3_ENTRY( NAME, FUNC ) { .address = SAM3_ ## NAME, .struct_offset = offsetof( struct sam3_cfg, NAME ), #NAME, FUNC }
+
+
+#define SAM3_ENTRY(NAME, FUNC) { .address = SAM3_ ## NAME, .struct_offset = offsetof(struct sam3_cfg, NAME), #NAME, FUNC }
static const struct sam3_reg_list sam3_all_regs[] = {
- SAM3_ENTRY( CKGR_MOR , sam3_explain_ckgr_mor ),
- SAM3_ENTRY( CKGR_MCFR , sam3_explain_ckgr_mcfr ),
- SAM3_ENTRY( CKGR_PLLAR , sam3_explain_ckgr_plla ),
- SAM3_ENTRY( CKGR_UCKR , NULL ),
- SAM3_ENTRY( PMC_FSMR , NULL ),
- SAM3_ENTRY( PMC_FSPR , NULL ),
- SAM3_ENTRY( PMC_IMR , NULL ),
- SAM3_ENTRY( PMC_MCKR , sam3_explain_mckr ),
- SAM3_ENTRY( PMC_PCK0 , NULL ),
- SAM3_ENTRY( PMC_PCK1 , NULL ),
- SAM3_ENTRY( PMC_PCK2 , NULL ),
- SAM3_ENTRY( PMC_PCSR , NULL ),
- SAM3_ENTRY( PMC_SCSR , NULL ),
- SAM3_ENTRY( PMC_SR , NULL ),
- SAM3_ENTRY( CHIPID_CIDR , sam3_explain_chipid_cidr ),
- SAM3_ENTRY( CHIPID_EXID , NULL ),
- SAM3_ENTRY( SUPC_CR, NULL ),
+ SAM3_ENTRY(CKGR_MOR , sam3_explain_ckgr_mor),
+ SAM3_ENTRY(CKGR_MCFR , sam3_explain_ckgr_mcfr),
+ SAM3_ENTRY(CKGR_PLLAR , sam3_explain_ckgr_plla),
+ SAM3_ENTRY(CKGR_UCKR , NULL),
+ SAM3_ENTRY(PMC_FSMR , NULL),
+ SAM3_ENTRY(PMC_FSPR , NULL),
+ SAM3_ENTRY(PMC_IMR , NULL),
+ SAM3_ENTRY(PMC_MCKR , sam3_explain_mckr),
+ SAM3_ENTRY(PMC_PCK0 , NULL),
+ SAM3_ENTRY(PMC_PCK1 , NULL),
+ SAM3_ENTRY(PMC_PCK2 , NULL),
+ SAM3_ENTRY(PMC_PCSR , NULL),
+ SAM3_ENTRY(PMC_SCSR , NULL),
+ SAM3_ENTRY(PMC_SR , NULL),
+ SAM3_ENTRY(CHIPID_CIDR , sam3_explain_chipid_cidr),
+ SAM3_ENTRY(CHIPID_EXID , NULL),
+ SAM3_ENTRY(SUPC_CR, NULL),
// TERMINATE THE LIST
{ .name = NULL }
static struct sam3_bank_private *
-get_sam3_bank_private( flash_bank_t *bank )
+get_sam3_bank_private(struct flash_bank *bank)
{
return (struct sam3_bank_private *)(bank->driver_priv);
}
-/*
- * Given a pointer to where it goes in the structure..
- * Determine the register name, address from the all registers table.
+/**
+ * Given a pointer to where it goes in the structure,
+ * determine the register name, address from the all registers table.
*/
static const struct sam3_reg_list *
-sam3_GetReg( struct sam3_chip *pChip, uint32_t *goes_here )
+sam3_GetReg(struct sam3_chip *pChip, uint32_t *goes_here)
{
const struct sam3_reg_list *pReg;
pReg = &(sam3_all_regs[0]);
- while(pReg->name){
+ while (pReg->name) {
uint32_t *pPossible;
// calculate where this one go..
// it is "possibly" this register.
-
- pPossible = ((uint32_t *)( ((char *)(&(pChip->cfg))) + pReg->struct_offset ));
+
+ pPossible = ((uint32_t *)(((char *)(&(pChip->cfg))) + pReg->struct_offset));
// well? Is it this register
- if ( pPossible == goes_here ){
+ if (pPossible == goes_here) {
// Jump for joy!
return pReg;
}
static int
-sam3_ReadThisReg( struct sam3_chip *pChip, uint32_t *goes_here )
+sam3_ReadThisReg(struct sam3_chip *pChip, uint32_t *goes_here)
{
const struct sam3_reg_list *pReg;
int r;
- pReg = sam3_GetReg( pChip, goes_here );
- if ( !pReg ){
+ pReg = sam3_GetReg(pChip, goes_here);
+ if (!pReg) {
return ERROR_FAIL;
}
- r = target_read_u32( pChip->target, pReg->address, goes_here );
- if ( r != ERROR_OK ){
+ r = target_read_u32(pChip->target, pReg->address, goes_here);
+ if (r != ERROR_OK) {
LOG_ERROR("Cannot read SAM3 register: %s @ 0x%08x, Err: %d\n",
- pReg->name, (unsigned)(pReg->address), r );
+ pReg->name, (unsigned)(pReg->address), r);
}
return r;
}
-
-
+
+
static int
-sam3_ReadAllRegs( struct sam3_chip *pChip )
+sam3_ReadAllRegs(struct sam3_chip *pChip)
{
int r;
const struct sam3_reg_list *pReg;
pReg = &(sam3_all_regs[0]);
- while( pReg->name ){
- r = sam3_ReadThisReg( pChip,
- sam3_get_reg_ptr( &(pChip->cfg), pReg ) );
- if ( r != ERROR_OK ){
+ while (pReg->name) {
+ r = sam3_ReadThisReg(pChip,
+ sam3_get_reg_ptr(&(pChip->cfg), pReg));
+ if (r != ERROR_OK) {
LOG_ERROR("Cannot read SAM3 registere: %s @ 0x%08x, Error: %d\n",
- pReg->name, ((unsigned)(pReg->address)), r );
+ pReg->name, ((unsigned)(pReg->address)), r);
return r;
}
-
+
pReg++;
}
static int
-sam3_GetInfo( struct sam3_chip *pChip )
+sam3_GetInfo(struct sam3_chip *pChip)
{
const struct sam3_reg_list *pReg;
uint32_t regval;
- membuf_reset( pChip->mbuf );
+ membuf_reset(pChip->mbuf);
pReg = &(sam3_all_regs[0]);
- while(pReg->name){
+ while (pReg->name) {
// display all regs
- LOG_DEBUG("Start: %s", pReg->name );
- regval = *sam3_get_reg_ptr( &(pChip->cfg), pReg );
- sam3_sprintf(pChip, "%*s: [0x%08x] -> 0x%08x\n",
+ LOG_DEBUG("Start: %s", pReg->name);
+ regval = *sam3_get_reg_ptr(&(pChip->cfg), pReg);
+ sam3_sprintf(pChip, "%*s: [0x%08x] -> 0x%08x\n",
REG_NAME_WIDTH,
pReg->name,
pReg->address,
- regval );
- if ( pReg->explain_func ){
- (*(pReg->explain_func))( pChip );
+ regval);
+ if (pReg->explain_func) {
+ (*(pReg->explain_func))(pChip);
}
- LOG_DEBUG("End: %s", pReg->name );
+ LOG_DEBUG("End: %s", pReg->name);
pReg++;
}
- sam3_sprintf(pChip," rc-osc: %3.03f MHz\n", _tomhz( pChip->cfg.rc_freq ));
- sam3_sprintf(pChip," mainosc: %3.03f MHz\n", _tomhz( pChip->cfg.mainosc_freq ));
- sam3_sprintf(pChip," plla: %3.03f MHz\n", _tomhz( pChip->cfg.plla_freq ));
- sam3_sprintf(pChip," cpu-freq: %3.03f MHz\n", _tomhz( pChip->cfg.cpu_freq ));
- sam3_sprintf(pChip,"mclk-freq: %3.03f MHz\n", _tomhz( pChip->cfg.mclk_freq ));
+ sam3_sprintf(pChip," rc-osc: %3.03f MHz\n", _tomhz(pChip->cfg.rc_freq));
+ sam3_sprintf(pChip," mainosc: %3.03f MHz\n", _tomhz(pChip->cfg.mainosc_freq));
+ sam3_sprintf(pChip," plla: %3.03f MHz\n", _tomhz(pChip->cfg.plla_freq));
+ sam3_sprintf(pChip," cpu-freq: %3.03f MHz\n", _tomhz(pChip->cfg.cpu_freq));
+ sam3_sprintf(pChip,"mclk-freq: %3.03f MHz\n", _tomhz(pChip->cfg.mclk_freq));
- sam3_sprintf( pChip, " UniqueId: 0x%08x 0x%08x 0x%08x 0x%08x\n",
+ sam3_sprintf(pChip, " UniqueId: 0x%08x 0x%08x 0x%08x 0x%08x\n",
pChip->cfg.unique_id[0],
pChip->cfg.unique_id[1],
pChip->cfg.unique_id[2],
pChip->cfg.unique_id[3]);
-
+
return ERROR_OK;
}
-
-static int
-sam3_erase_check(struct flash_bank_s *bank)
+
+static int
+sam3_erase_check(struct flash_bank *bank)
{
int x;
LOG_ERROR("Target not halted");
return ERROR_TARGET_NOT_HALTED;
}
- if ( 0 == bank->num_sectors ){
+ if (0 == bank->num_sectors) {
LOG_ERROR("Target: not supported/not probed\n");
return ERROR_FAIL;
}
LOG_INFO("sam3 - supports auto-erase, erase_check ignored");
- for( x = 0 ; x < bank->num_sectors ; x++ ){
+ for (x = 0 ; x < bank->num_sectors ; x++) {
bank->sectors[x].is_erased = 1;
}
return ERROR_OK;
}
-static int
-sam3_protect_check(struct flash_bank_s *bank)
+static int
+sam3_protect_check(struct flash_bank *bank)
{
int r;
- uint32_t v;
+ uint32_t v=0;
unsigned x;
struct sam3_bank_private *pPrivate;
}
pPrivate = get_sam3_bank_private(bank);
- if ( !pPrivate ){
+ if (!pPrivate) {
LOG_ERROR("no private for this bank?");
return ERROR_FAIL;
}
- if ( !(pPrivate->probed) ){
+ if (!(pPrivate->probed)) {
return ERROR_FLASH_BANK_NOT_PROBED;
}
-
- r = FLASHD_GetLockBits( pPrivate , &v );
- if ( r != ERROR_OK ){
+
+ r = FLASHD_GetLockBits(pPrivate , &v);
+ if (r != ERROR_OK) {
LOG_DEBUG("Failed: %d",r);
return r;
}
- for( x = 0 ; x < pPrivate->nsectors ; x++ ){
+ for (x = 0 ; x < pPrivate->nsectors ; x++) {
bank->sectors[x].is_protected = (!!(v & (1 << x)));
}
LOG_DEBUG("Done");
return ERROR_OK;
}
-static int
-sam3_flash_bank_command(struct command_context_s *cmd_ctx,
- char *cmd,
- char **args,
- int argc,
- struct flash_bank_s *bank)
+FLASH_BANK_COMMAND_HANDLER(sam3_flash_bank_command)
{
struct sam3_chip *pChip;
pChip = all_sam3_chips;
-
+
// is this an existing chip?
- while(pChip){
- if ( pChip->target == bank->target ){
+ while (pChip) {
+ if (pChip->target == bank->target) {
break;
}
pChip = pChip->next;
}
- if ( !pChip ){
+ if (!pChip) {
// this is a *NEW* chip
- pChip = calloc( 1, sizeof(struct sam3_chip) );
- if ( !pChip ){
+ pChip = calloc(1, sizeof(struct sam3_chip));
+ if (!pChip) {
LOG_ERROR("NO RAM!");
return ERROR_FAIL;
}
pChip->cfg.slow_freq = 32768;
pChip->probed = 0;
pChip->mbuf = membuf_new();
- if ( !(pChip->mbuf) ){
+ if (!(pChip->mbuf)) {
LOG_ERROR("no memory");
return ERROR_FAIL;
}
}
-
- switch( bank->base ){
+
+ switch (bank->base) {
default:
LOG_ERROR("Address 0x%08x invalid bank address (try 0x%08x or 0x%08x)",
((unsigned int)(bank->base)),
}
static int
-sam3_GetDetails( struct sam3_bank_private *pPrivate )
+sam3_GetDetails(struct sam3_bank_private *pPrivate)
{
const struct sam3_chip_details *pDetails;
struct sam3_chip *pChip;
void *vp;
- flash_bank_t *saved_banks[SAM3_MAX_FLASH_BANKS];
+ struct flash_bank *saved_banks[SAM3_MAX_FLASH_BANKS];
unsigned x;
const char *cp;
LOG_DEBUG("Begin");
pDetails = all_sam3_details;
- while( pDetails->name ){
- if ( pDetails->chipid_cidr == pPrivate->pChip->cfg.CHIPID_CIDR ){
+ while (pDetails->name) {
+ if (pDetails->chipid_cidr == pPrivate->pChip->cfg.CHIPID_CIDR) {
break;
} else {
pDetails++;
}
}
- if ( pDetails->name == NULL ){
- LOG_ERROR("SAM3 ChipID 0x%08x not found in table (perhaps you can this chip?)",
- (unsigned int)(pPrivate->pChip->cfg.CHIPID_CIDR) );
+ if (pDetails->name == NULL) {
+ LOG_ERROR("SAM3 ChipID 0x%08x not found in table (perhaps you can this chip?)",
+ (unsigned int)(pPrivate->pChip->cfg.CHIPID_CIDR));
// Help the victim, print details about the chip
- membuf_reset( pPrivate->pChip->mbuf );
- membuf_sprintf( pPrivate->pChip->mbuf,
+ membuf_reset(pPrivate->pChip->mbuf);
+ membuf_sprintf(pPrivate->pChip->mbuf,
"SAM3 CHIPID_CIDR: 0x%08x decodes as follows\n",
- pPrivate->pChip->cfg.CHIPID_CIDR );
- sam3_explain_chipid_cidr( pPrivate->pChip );
- cp = membuf_strtok( pPrivate->pChip->mbuf, "\n", &vp );
- while(cp){
- LOG_INFO("%s", cp );
- cp = membuf_strtok( NULL, "\n", &vp );
+ pPrivate->pChip->cfg.CHIPID_CIDR);
+ sam3_explain_chipid_cidr(pPrivate->pChip);
+ cp = membuf_strtok(pPrivate->pChip->mbuf, "\n", &vp);
+ while (cp) {
+ LOG_INFO("%s", cp);
+ cp = membuf_strtok(NULL, "\n", &vp);
}
return ERROR_FAIL;
}
//
// save the "bank" pointers
- for( x = 0 ; x < SAM3_MAX_FLASH_BANKS ; x++ ){
+ for (x = 0 ; x < SAM3_MAX_FLASH_BANKS ; x++) {
saved_banks[ x ] = pChip->details.bank[x].pBank;
}
// Overwrite the "details" structure.
- memcpy( &(pPrivate->pChip->details),
- pDetails,
+ memcpy(&(pPrivate->pChip->details),
+ pDetails,
sizeof(pPrivate->pChip->details));
// now fix the ghosted pointers
- for( x = 0 ; x < SAM3_MAX_FLASH_BANKS ; x++ ){
+ for (x = 0 ; x < SAM3_MAX_FLASH_BANKS ; x++) {
pChip->details.bank[x].pChip = pChip;
pChip->details.bank[x].pBank = saved_banks[x];
}
- // update the *BANK*SIZE*
+ // update the *BANK*SIZE*
LOG_DEBUG("End");
return ERROR_OK;
-}
-
+}
-static int
-_sam3_probe(struct flash_bank_s *bank, int noise)
+
+static int
+_sam3_probe(struct flash_bank *bank, int noise)
{
unsigned x;
int r;
struct sam3_bank_private *pPrivate;
- LOG_DEBUG("Begin: Bank: %d, Noise: %d", bank->bank_number, noise );
+ LOG_DEBUG("Begin: Bank: %d, Noise: %d", bank->bank_number, noise);
if (bank->target->state != TARGET_HALTED)
{
LOG_ERROR("Target not halted");
return ERROR_TARGET_NOT_HALTED;
}
- pPrivate = get_sam3_bank_private( bank );
- if ( !pPrivate ){
+ pPrivate = get_sam3_bank_private(bank);
+ if (!pPrivate) {
LOG_ERROR("Invalid/unknown bank number\n");
return ERROR_FAIL;
}
r = sam3_ReadAllRegs(pPrivate->pChip);
- if ( r != ERROR_OK ){
+ if (r != ERROR_OK) {
return r;
}
-
+
LOG_DEBUG("Here");
- r = sam3_GetInfo( pPrivate->pChip );
- if ( r != ERROR_OK ){
+ r = sam3_GetInfo(pPrivate->pChip);
+ if (r != ERROR_OK) {
return r;
}
- if ( !(pPrivate->pChip->probed) ){
+ if (!(pPrivate->pChip->probed)) {
pPrivate->pChip->probed = 1;
LOG_DEBUG("Here");
- r = sam3_GetDetails( pPrivate );
- if ( r != ERROR_OK ){
+ r = sam3_GetDetails(pPrivate);
+ if (r != ERROR_OK) {
return r;
- }
+ }
}
// update the flash bank size
- for( x = 0 ; x < SAM3_MAX_FLASH_BANKS ; x++ ){
- if ( bank->base == pPrivate->pChip->details.bank[0].base_address ){
+ for (x = 0 ; x < SAM3_MAX_FLASH_BANKS ; x++) {
+ if (bank->base == pPrivate->pChip->details.bank[0].base_address) {
bank->size = pPrivate->pChip->details.bank[0].size_bytes;
break;
}
}
- if ( bank->sectors == NULL ){
- bank->sectors = calloc(pPrivate->nsectors, (sizeof( (bank->sectors)[0] )));
- if ( bank->sectors == NULL ){
+ if (bank->sectors == NULL) {
+ bank->sectors = calloc(pPrivate->nsectors, (sizeof((bank->sectors)[0])));
+ if (bank->sectors == NULL) {
LOG_ERROR("No memory!");
return ERROR_FAIL;
}
bank->num_sectors = pPrivate->nsectors;
-
- for( x = 0 ; ((int)(x)) < bank->num_sectors ; x++ ){
+
+ for (x = 0 ; ((int)(x)) < bank->num_sectors ; x++) {
bank->sectors[x].size = pPrivate->sector_size;
bank->sectors[x].offset = x * (pPrivate->sector_size);
// mark as unknown
pPrivate->probed = 1;
- r = sam3_protect_check( bank );
- if ( r != ERROR_OK ){
+ r = sam3_protect_check(bank);
+ if (r != ERROR_OK) {
return r;
}
LOG_DEBUG("Bank = %d, nbanks = %d",
pPrivate->bank_number , pPrivate->pChip->details.n_banks);
- if ( (pPrivate->bank_number+1) == pPrivate->pChip->details.n_banks ){
- // read unique id,
+ if ((pPrivate->bank_number + 1) == pPrivate->pChip->details.n_banks) {
+ // read unique id,
// it appears to be associated with the *last* flash bank.
FLASHD_ReadUniqueID(pPrivate);
}
return r;
}
-static int
-sam3_probe(struct flash_bank_s *bank)
+static int
+sam3_probe(struct flash_bank *bank)
{
- return _sam3_probe( bank, 1 );
+ return _sam3_probe(bank, 1);
}
-static int
-sam3_auto_probe(struct flash_bank_s *bank)
+static int
+sam3_auto_probe(struct flash_bank *bank)
{
- return _sam3_probe( bank, 0 );
+ return _sam3_probe(bank, 0);
}
-static int
-sam3_erase(struct flash_bank_s *bank, int first, int last)
+static int
+sam3_erase(struct flash_bank *bank, int first, int last)
{
struct sam3_bank_private *pPrivate;
int r;
return ERROR_TARGET_NOT_HALTED;
}
- r = sam3_auto_probe( bank );
- if ( r != ERROR_OK ){
+ r = sam3_auto_probe(bank);
+ if (r != ERROR_OK) {
LOG_DEBUG("Here,r=%d",r);
return r;
}
- pPrivate = get_sam3_bank_private( bank );
- if ( !(pPrivate->probed) ){
+ pPrivate = get_sam3_bank_private(bank);
+ if (!(pPrivate->probed)) {
return ERROR_FLASH_BANK_NOT_PROBED;
}
- if ( (first == 0) && ((last+1)== ((int)(pPrivate->nsectors))) ){
+ if ((first == 0) && ((last + 1)== ((int)(pPrivate->nsectors)))) {
// whole chip
LOG_DEBUG("Here");
- return FLASHD_EraseEntireBank( pPrivate );
+ return FLASHD_EraseEntireBank(pPrivate);
}
LOG_INFO("sam3 auto-erases while programing (request ignored)");
return ERROR_OK;
}
-static int
-sam3_protect(struct flash_bank_s *bank, int set, int first, int last)
+static int
+sam3_protect(struct flash_bank *bank, int set, int first, int last)
{
struct sam3_bank_private *pPrivate;
int r;
return ERROR_TARGET_NOT_HALTED;
}
- pPrivate = get_sam3_bank_private( bank );
- if ( !(pPrivate->probed) ){
+ pPrivate = get_sam3_bank_private(bank);
+ if (!(pPrivate->probed)) {
return ERROR_FLASH_BANK_NOT_PROBED;
}
- if ( set ){
- r = FLASHD_Lock( pPrivate, (unsigned)(first), (unsigned)(last));
+ if (set) {
+ r = FLASHD_Lock(pPrivate, (unsigned)(first), (unsigned)(last));
} else {
- r = FLASHD_Unlock( pPrivate, (unsigned)(first), (unsigned)(last));
+ r = FLASHD_Unlock(pPrivate, (unsigned)(first), (unsigned)(last));
}
LOG_DEBUG("End: r=%d",r);
return r;
-
+
}
static int
-sam3_info( flash_bank_t *bank, char *buf, int buf_size )
+sam3_info(struct flash_bank *bank, char *buf, int buf_size)
{
if (bank->target->state != TARGET_HALTED) {
LOG_ERROR("Target not halted");
}
static int
-sam3_page_read( struct sam3_bank_private *pPrivate, unsigned pagenum, uint8_t *buf )
+sam3_page_read(struct sam3_bank_private *pPrivate, unsigned pagenum, uint8_t *buf)
{
uint32_t adr;
int r;
adr = pagenum * pPrivate->page_size;
adr += adr + pPrivate->base_address;
- r = target_read_memory( pPrivate->pChip->target,
+ r = target_read_memory(pPrivate->pChip->target,
adr,
4, /* THIS*MUST*BE* in 32bit values */
pPrivate->page_size / 4,
- buf );
- if ( r != ERROR_OK ){
- LOG_ERROR("SAM3: Flash program failed to read page phys address: 0x%08x", (unsigned int)(adr) );
+ buf);
+ if (r != ERROR_OK) {
+ LOG_ERROR("SAM3: Flash program failed to read page phys address: 0x%08x", (unsigned int)(adr));
}
return r;
}
// The code below is basically this:
// compiled with
-// arm-none-eabi-gcc -mthumb -mcpu=cortex-m3 -O9 -S ./foobar.c -o foobar.s
+// arm-none-eabi-gcc -mthumb -mcpu = cortex-m3 -O9 -S ./foobar.c -o foobar.s
//
// Only the *CPU* can write to the flash buffer.
// the DAP cannot... so - we download this 28byte thing
// Run the algorithm - (below)
// to program the device
-//
+//
// ========================================
// #include <stdint.h>
-//
-// struct foo {
+//
+// struct foo {
// uint32_t *dst;
// const uint32_t *src;
// int n;
// uint32_t cmd;
// };
//
-//
-// uint32_t sam3_function( struct foo *p )
+//
+// uint32_t sam3_function(struct foo *p)
// {
// volatile uint32_t *v;
// uint32_t *d;
// const uint32_t *s;
// int n;
// uint32_t r;
-//
+//
// d = p->dst;
// s = p->src;
// n = p->n;
-//
+//
// do {
// *d++ = *s++;
-// } while( --n )
+// } while (--n)
// ;
-//
+//
// v = p->base;
-//
+//
// v[ 1 ] = p->cmd;
// do {
// r = v[8/4];
-// } while( !(r&1) )
+// } while (!(r&1))
// ;
// return r;
// }
-static const uint8_t
+static const uint8_t
sam3_page_write_opcodes[] = {
// 24 0000 0446 mov r4, r0
0x04,0x46,
static int
-sam3_page_write( struct sam3_bank_private *pPrivate, unsigned pagenum, uint8_t *buf )
+sam3_page_write(struct sam3_bank_private *pPrivate, unsigned pagenum, uint8_t *buf)
{
uint32_t adr;
uint32_t status;
adr = pagenum * pPrivate->page_size;
adr += (adr + pPrivate->base_address);
- LOG_DEBUG("Wr Page %u @ phys address: 0x%08x", pagenum, (unsigned int)(adr) );
- r = target_write_memory( pPrivate->pChip->target,
+ LOG_DEBUG("Wr Page %u @ phys address: 0x%08x", pagenum, (unsigned int)(adr));
+ r = target_write_memory(pPrivate->pChip->target,
adr,
4, /* THIS*MUST*BE* in 32bit values */
pPrivate->page_size / 4,
- buf );
- if ( r != ERROR_OK ){
- LOG_ERROR("SAM3: Failed to write (buffer) page at phys address 0x%08x", (unsigned int)(adr) );
+ buf);
+ if (r != ERROR_OK) {
+ LOG_ERROR("SAM3: Failed to write (buffer) page at phys address 0x%08x", (unsigned int)(adr));
return r;
}
- r = EFC_PerformCommand( pPrivate,
+ r = EFC_PerformCommand(pPrivate,
// send Erase & Write Page
AT91C_EFC_FCMD_EWP,
pagenum,
- &status );
+ &status);
- if ( r != ERROR_OK ){
- LOG_ERROR("SAM3: Error performing Erase & Write page @ phys address 0x%08x", (unsigned int)(adr) );
+ if (r != ERROR_OK) {
+ LOG_ERROR("SAM3: Error performing Erase & Write page @ phys address 0x%08x", (unsigned int)(adr));
}
- if ( status & (1 << 2) ){
- LOG_ERROR("SAM3: Page @ Phys address 0x%08x is locked", (unsigned int)(adr) );
+ if (status & (1 << 2)) {
+ LOG_ERROR("SAM3: Page @ Phys address 0x%08x is locked", (unsigned int)(adr));
return ERROR_FAIL;
}
- if ( status & (1 << 1) ){
- LOG_ERROR("SAM3: Flash Command error @phys address 0x%08x", (unsigned int)(adr) );
+ if (status & (1 << 1)) {
+ LOG_ERROR("SAM3: Flash Command error @phys address 0x%08x", (unsigned int)(adr));
return ERROR_FAIL;
}
return ERROR_OK;
}
-
-
-
-
-
-static int
-sam3_write(struct flash_bank_s *bank,
- uint8_t *buffer,
- uint32_t offset,
+
+
+
+
+
+static int
+sam3_write(struct flash_bank *bank,
+ uint8_t *buffer,
+ uint32_t offset,
uint32_t count)
{
int n;
struct sam3_bank_private *pPrivate;
uint8_t *pagebuffer;
+ // incase we bail further below, set this to null
+ pagebuffer = NULL;
+
// ignore dumb requests
- if ( count == 0 ){
- return ERROR_OK;
+ if (count == 0) {
+ r = ERROR_OK;
+ goto done;
}
if (bank->target->state != TARGET_HALTED) {
LOG_ERROR("Target not halted");
- return ERROR_TARGET_NOT_HALTED;
+ r = ERROR_TARGET_NOT_HALTED;
+ goto done;
}
pPrivate = get_sam3_bank_private(bank);
- if ( !(pPrivate->probed) ){
- return ERROR_FLASH_BANK_NOT_PROBED;
+ if (!(pPrivate->probed)) {
+ r = ERROR_FLASH_BANK_NOT_PROBED;
+ goto done;
}
- if ( (offset + count) > pPrivate->size_bytes ){
+ if ((offset + count) > pPrivate->size_bytes) {
LOG_ERROR("Flash write error - past end of bank");
LOG_ERROR(" offset: 0x%08x, count 0x%08x, BankEnd: 0x%08x",
- (unsigned int)(offset),
+ (unsigned int)(offset),
(unsigned int)(count),
- (unsigned int)(pPrivate->size_bytes) );
- return ERROR_FAIL;
+ (unsigned int)(pPrivate->size_bytes));
+ r = ERROR_FAIL;
+ goto done;
+ }
+
+ pagebuffer = malloc(pPrivate->page_size);
+ if( !pagebuffer ){
+ LOG_ERROR("No memory for %d Byte page buffer", (int)(pPrivate->page_size));
+ r = ERROR_FAIL;
+ goto done;
}
- pagebuffer = alloca( pPrivate->page_size );
-
// what page do we start & end in?
page_cur = offset / pPrivate->page_size;
page_end = (offset + count - 1) / pPrivate->page_size;
-
+
LOG_DEBUG("Offset: 0x%08x, Count: 0x%08x", (unsigned int)(offset), (unsigned int)(count));
- LOG_DEBUG("Page start: %d, Page End: %d", (int)(page_cur), (int)(page_end) );
-
+ LOG_DEBUG("Page start: %d, Page End: %d", (int)(page_cur), (int)(page_end));
+
// Special case: all one page
//
// Otherwise:
// (1) non-aligned start
// (2) body pages
// (3) non-aligned end.
-
+
// Handle special case - all one page.
- if ( page_cur == page_end ){
+ if (page_cur == page_end) {
LOG_DEBUG("Special case, all in one page");
- r = sam3_page_read( pPrivate, page_cur, pagebuffer );
- if ( r != ERROR_OK ){
- return r;
+ r = sam3_page_read(pPrivate, page_cur, pagebuffer);
+ if (r != ERROR_OK) {
+ goto done;
}
-
+
page_offset = (offset & (pPrivate->page_size-1));
- memcpy( pagebuffer + page_offset,
+ memcpy(pagebuffer + page_offset,
buffer,
- count );
-
- r = sam3_page_write( pPrivate, page_cur, pagebuffer );
- if ( r != ERROR_OK ){
- return r;
+ count);
+
+ r = sam3_page_write(pPrivate, page_cur, pagebuffer);
+ if (r != ERROR_OK) {
+ goto done;
}
- return ERROR_OK;
+ r = ERROR_OK;
+ goto done;
}
// non-aligned start
page_offset = offset & (pPrivate->page_size - 1);
- if ( page_offset ){
+ if (page_offset) {
LOG_DEBUG("Not-Aligned start");
// read the partial
- r = sam3_page_read( pPrivate, page_cur, pagebuffer );
- if ( r != ERROR_OK ){
- return r;
+ r = sam3_page_read(pPrivate, page_cur, pagebuffer);
+ if (r != ERROR_OK) {
+ goto done;
}
// over-write with new data
- n = (pPrivate->page_size - page_offset );
- memcpy( pagebuffer + page_offset,
+ n = (pPrivate->page_size - page_offset);
+ memcpy(pagebuffer + page_offset,
buffer,
- n );
-
- r = sam3_page_write( pPrivate, page_cur, pagebuffer );
- if ( r != ERROR_OK ){
- return r;
+ n);
+
+ r = sam3_page_write(pPrivate, page_cur, pagebuffer);
+ if (r != ERROR_OK) {
+ goto done;
}
count -= n;
}
// intermediate large pages
- // also - the final *terminal*
+ // also - the final *terminal*
// if that terminal page is a full page
- LOG_DEBUG("Full Page Loop: cur=%d, end=%d, count=0x%08x",
- (int)page_cur, (int)page_end, (unsigned int)(count) );
-
- while( (page_cur < page_end) &&
- (count >= pPrivate->page_size) ){
- r = sam3_page_write( pPrivate, page_cur, buffer );
- if ( r != ERROR_OK ){
- return r;
+ LOG_DEBUG("Full Page Loop: cur=%d, end=%d, count = 0x%08x",
+ (int)page_cur, (int)page_end, (unsigned int)(count));
+
+ while ((page_cur < page_end) &&
+ (count >= pPrivate->page_size)) {
+ r = sam3_page_write(pPrivate, page_cur, buffer);
+ if (r != ERROR_OK) {
+ goto done;
}
count -= pPrivate->page_size;
buffer += pPrivate->page_size;
}
// terminal partial page?
- if ( count ){
- LOG_DEBUG("Terminal partial page, count=0x%08x", (unsigned int)(count));
+ if (count) {
+ LOG_DEBUG("Terminal partial page, count = 0x%08x", (unsigned int)(count));
// we have a partial page
- r = sam3_page_read( pPrivate, page_cur, pagebuffer );
- if ( r != ERROR_OK ){
- return r;
+ r = sam3_page_read(pPrivate, page_cur, pagebuffer);
+ if (r != ERROR_OK) {
+ goto done;
}
// data goes at start
- memcpy( pagebuffer, buffer, count );
- r = sam3_page_write( pPrivate, page_cur, pagebuffer );
- if ( r != ERROR_OK ){
- return r;
+ memcpy(pagebuffer, buffer, count);
+ r = sam3_page_write(pPrivate, page_cur, pagebuffer);
+ if (r != ERROR_OK) {
+ goto done;
}
buffer += count;
count -= count;
}
LOG_DEBUG("Done!");
- return ERROR_OK;
+ r = ERROR_OK;
+ done:
+ if( pagebuffer ){
+ free(pagebuffer);
+ }
+ return r;
}
-static int
-sam3_handle_info_command( struct command_context_s *cmd_ctx, char *cmd, char **argv, int argc )
+COMMAND_HANDLER(sam3_handle_info_command)
{
struct sam3_chip *pChip;
void *vp;
int r;
pChip = get_current_sam3(cmd_ctx);
- if ( !pChip ){
+ if (!pChip) {
return ERROR_OK;
}
r = 0;
-
+
// bank0 must exist before we can do anything
- if ( pChip->details.bank[0].pBank == NULL ){
+ if (pChip->details.bank[0].pBank == NULL) {
x = 0;
need_define:
- command_print( cmd_ctx,
- "Please define bank %d via command: flash bank %s ... ",
+ command_print(cmd_ctx,
+ "Please define bank %d via command: flash bank %s ... ",
x,
- at91sam3_flash.name );
+ at91sam3_flash.name);
return ERROR_FAIL;
}
// if bank 0 is not probed, then probe it
- if ( !(pChip->details.bank[0].probed) ){
- r = sam3_auto_probe( pChip->details.bank[0].pBank );
- if ( r != ERROR_OK ){
+ if (!(pChip->details.bank[0].probed)) {
+ r = sam3_auto_probe(pChip->details.bank[0].pBank);
+ if (r != ERROR_OK) {
return ERROR_FAIL;
}
}
// above garentees the "chip details" structure is valid
// and thus, bank private areas are valid
- // and we have a SAM3 chip, what a concept!
-
+ // and we have a SAM3 chip, what a concept!
+
// auto-probe other banks, 0 done above
- for( x = 1 ; x < SAM3_MAX_FLASH_BANKS ; x++ ){
+ for (x = 1 ; x < SAM3_MAX_FLASH_BANKS ; x++) {
// skip banks not present
- if ( !(pChip->details.bank[x].present) ){
+ if (!(pChip->details.bank[x].present)) {
continue;
}
-
- if ( pChip->details.bank[x].pBank == NULL ){
+
+ if (pChip->details.bank[x].pBank == NULL) {
goto need_define;
}
- if ( pChip->details.bank[x].probed ){
+ if (pChip->details.bank[x].probed) {
continue;
}
-
- r = sam3_auto_probe( pChip->details.bank[x].pBank );
- if ( r != ERROR_OK ){
+
+ r = sam3_auto_probe(pChip->details.bank[x].pBank);
+ if (r != ERROR_OK) {
return r;
}
}
-
- r = sam3_GetInfo( pChip );
- if ( r != ERROR_OK ){
+
+ r = sam3_GetInfo(pChip);
+ if (r != ERROR_OK) {
LOG_DEBUG("Sam3Info, Failed %d\n",r);
return r;
}
-
+
// print results
- cp = membuf_strtok( pChip->mbuf, "\n", &vp );
- while(cp){
- command_print(cmd_ctx,"%s", cp );
- cp = membuf_strtok( NULL, "\n", &vp );
+ cp = membuf_strtok(pChip->mbuf, "\n", &vp);
+ while (cp) {
+ command_print(cmd_ctx,"%s", cp);
+ cp = membuf_strtok(NULL, "\n", &vp);
}
return ERROR_OK;
}
-static int
-sam3_handle_gpnvm_command( struct command_context_s *cmd_ctx, char *cmd, char **argv, int argc)
+COMMAND_HANDLER(sam3_handle_gpnvm_command)
{
unsigned x,v;
- uint32_t v32;
int r,who;
struct sam3_chip *pChip;
pChip = get_current_sam3(cmd_ctx);
- if ( !pChip ){
+ if (!pChip) {
return ERROR_OK;
}
- if ( pChip->target->state != TARGET_HALTED ){
+ if (pChip->target->state != TARGET_HALTED) {
LOG_ERROR("sam3 - target not halted");
return ERROR_TARGET_NOT_HALTED;
}
- if ( pChip->details.bank[0].pBank == NULL ){
- command_print( cmd_ctx, "Bank0 must be defined first via: flash bank %s ...",
- at91sam3_flash.name );
+ if (pChip->details.bank[0].pBank == NULL) {
+ command_print(cmd_ctx, "Bank0 must be defined first via: flash bank %s ...",
+ at91sam3_flash.name);
return ERROR_FAIL;
}
- if ( !pChip->details.bank[0].probed ){
- r = sam3_auto_probe( pChip->details.bank[0].pBank );
- if ( r != ERROR_OK ){
+ if (!pChip->details.bank[0].probed) {
+ r = sam3_auto_probe(pChip->details.bank[0].pBank);
+ if (r != ERROR_OK) {
return r;
}
}
- switch( argc ){
+ switch (argc) {
default:
command_print(cmd_ctx,"Too many parameters\n");
return ERROR_COMMAND_SYNTAX_ERROR;
who = -1;
break;
case 2:
- if ( (0 == strcmp( argv[0], "show" )) && (0 == strcmp( argv[1], "all" )) ){
+ if ((0 == strcmp(args[0], "show")) && (0 == strcmp(args[1], "all"))) {
who = -1;
} else {
- r = parse_u32( argv[1], &v32 );
- if ( r != ERROR_OK ){
- command_print( cmd_ctx, "Not a number: %s", argv[1] );
- return r;
- }
+ uint32_t v32;
+ COMMAND_PARSE_NUMBER(u32, args[1], v32);
who = v32;
}
break;
}
- if ( 0 == strcmp( "show", argv[0] ) ){
- if ( who == -1 ){
+ if (0 == strcmp("show", args[0])) {
+ if (who == -1) {
showall:
- for( x = 0 ; x < pChip->details.n_gpnvms ; x++ ){
- r = FLASHD_GetGPNVM( &(pChip->details.bank[0]), x, &v );
- if ( r != ERROR_OK ){
+ r = ERROR_OK;
+ for (x = 0 ; x < pChip->details.n_gpnvms ; x++) {
+ r = FLASHD_GetGPNVM(&(pChip->details.bank[0]), x, &v);
+ if (r != ERROR_OK) {
break;
}
- command_print(cmd_ctx, "sam3-gpnvm%u: %u", x, v );
+ command_print(cmd_ctx, "sam3-gpnvm%u: %u", x, v);
}
return r;
}
- if ( (who >= 0) && (((unsigned)(who)) < pChip->details.n_gpnvms) ){
- r = FLASHD_GetGPNVM( &(pChip->details.bank[0]), who, &v );
- command_print(cmd_ctx, "sam3-gpnvm%u: %u", who, v );
+ if ((who >= 0) && (((unsigned)(who)) < pChip->details.n_gpnvms)) {
+ r = FLASHD_GetGPNVM(&(pChip->details.bank[0]), who, &v);
+ command_print(cmd_ctx, "sam3-gpnvm%u: %u", who, v);
return r;
} else {
- command_print(cmd_ctx, "sam3-gpnvm invalid GPNVM: %u", who );
+ command_print(cmd_ctx, "sam3-gpnvm invalid GPNVM: %u", who);
return ERROR_COMMAND_SYNTAX_ERROR;
}
}
- if ( who == -1 ){
- command_print( cmd_ctx, "Missing GPNVM number");
+ if (who == -1) {
+ command_print(cmd_ctx, "Missing GPNVM number");
return ERROR_COMMAND_SYNTAX_ERROR;
}
-
- if ( 0 == strcmp( "set", argv[0] ) ){
- r = FLASHD_SetGPNVM( &(pChip->details.bank[0]), who );
- } else if ( (0 == strcmp( "clr", argv[0] )) ||
- (0 == strcmp( "clear", argv[0])) ){ // quietly accept both
- r = FLASHD_ClrGPNVM( &(pChip->details.bank[0]), who );
+
+ if (0 == strcmp("set", args[0])) {
+ r = FLASHD_SetGPNVM(&(pChip->details.bank[0]), who);
+ } else if ((0 == strcmp("clr", args[0])) ||
+ (0 == strcmp("clear", args[0]))) { // quietly accept both
+ r = FLASHD_ClrGPNVM(&(pChip->details.bank[0]), who);
} else {
- command_print( cmd_ctx, "Unkown command: %s", argv[0] );
+ command_print(cmd_ctx, "Unkown command: %s", args[0]);
r = ERROR_COMMAND_SYNTAX_ERROR;
}
return r;
}
-static int
-sam3_handle_slowclk_command( struct command_context_s *cmd_ctx, char *cmd, char **argv, int argc)
+COMMAND_HANDLER(sam3_handle_slowclk_command)
{
- uint32_t v;
- int r;
-
struct sam3_chip *pChip;
pChip = get_current_sam3(cmd_ctx);
- if ( !pChip ){
+ if (!pChip) {
return ERROR_OK;
}
- switch( argc ){
+ switch (argc) {
case 0:
// show
break;
case 1:
+ {
// set
- r = parse_u32( argv[0], &v );
- if ( v > 200000 ){
+ uint32_t v;
+ COMMAND_PARSE_NUMBER(u32, args[0], v);
+ if (v > 200000) {
// absurd slow clock of 200Khz?
command_print(cmd_ctx,"Absurd/illegal slow clock freq: %d\n", (int)(v));
return ERROR_COMMAND_SYNTAX_ERROR;
}
pChip->cfg.slow_freq = v;
break;
-
+ }
default:
// error
- command_print( cmd_ctx,"Too many parameters");
+ command_print(cmd_ctx,"Too many parameters");
return ERROR_COMMAND_SYNTAX_ERROR;
break;
}
- command_print( cmd_ctx, "Slowclk freq: %d.%03dkhz",
+ command_print(cmd_ctx, "Slowclk freq: %d.%03dkhz",
(int)(pChip->cfg.slow_freq/ 1000),
(int)(pChip->cfg.slow_freq% 1000));
return ERROR_OK;
static int sam3_registered;
static int
-sam3_register_commands( struct command_context_s *cmd_ctx)
+sam3_register_commands(struct command_context_s *cmd_ctx)
{
command_t *pCmd;
// only register once
- if ( !sam3_registered ){
+ if (!sam3_registered) {
sam3_registered++;
- pCmd = register_command( cmd_ctx, NULL, "at91sam3", NULL, COMMAND_ANY, NULL );
- register_command( cmd_ctx, pCmd,
- "gpnvm",
- sam3_handle_gpnvm_command,
- COMMAND_EXEC,
- "at91sam3 gpnvm [action [<BIT>], by default 'show', otherwise set|clear BIT");
- register_command( cmd_ctx, pCmd,
+ pCmd = register_command(cmd_ctx, NULL, "at91sam3", NULL, COMMAND_ANY, NULL);
+ register_command(cmd_ctx, pCmd,
+ "gpnvm",
+ sam3_handle_gpnvm_command,
+ COMMAND_EXEC,
+ "at91sam3 gpnvm [action [<BIT>], by default 'show', otherwise set | clear BIT");
+ register_command(cmd_ctx, pCmd,
"info",
sam3_handle_info_command,
COMMAND_EXEC,
"at91sam3 info - print information about the current sam3 chip");
- register_command( cmd_ctx, pCmd,
+ register_command(cmd_ctx, pCmd,
"slowclk",
sam3_handle_slowclk_command,
COMMAND_EXEC,
return ERROR_OK;
}
-
-flash_driver_t at91sam3_flash =
-{
- .name = "at91sam3",
- .register_commands = sam3_register_commands,
-
- .flash_bank_command = sam3_flash_bank_command,
- .erase = sam3_erase,
- .protect = sam3_protect,
- .write = sam3_write,
- .probe = sam3_probe,
- .auto_probe = sam3_auto_probe,
- .erase_check = sam3_erase_check,
- .protect_check = sam3_protect_check,
- .info = sam3_info
-};
-
-
-
-/**
- * Local Variables: **
- * mode: c **
- * c-basic-offset: 4 **
- * tab-width: 4 **
- * End: **
- */
+struct flash_driver at91sam3_flash = {
+ .name = "at91sam3",
+ .register_commands = &sam3_register_commands,
+ .flash_bank_command = &sam3_flash_bank_command,
+ .erase = &sam3_erase,
+ .protect = &sam3_protect,
+ .write = &sam3_write,
+ .probe = &sam3_probe,
+ .auto_probe = &sam3_auto_probe,
+ .erase_check = &sam3_erase_check,
+ .protect_check = &sam3_protect_check,
+ .info = &sam3_info,
+ };