X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fflash%2Forion_nand.c;h=6e88f82a4d3c2a0c42e897e1155e95f331f8c801;hb=fa9e5d102708df2dcc0f070c847adf250ee1aa33;hp=fb5a34037d22f0647305472c76853baed588eaad;hpb=fbcb57baf842a84898dcc1cbe9a8b56d2a0028e1;p=fw%2Fopenocd diff --git a/src/flash/orion_nand.c b/src/flash/orion_nand.c index fb5a34037..6e88f82a4 100644 --- a/src/flash/orion_nand.c +++ b/src/flash/orion_nand.c @@ -26,19 +26,19 @@ #include "config.h" #endif -#include "nand.h" +#include "arm_nandio.h" #include "armv4_5.h" -#include "binarybuffer.h" typedef struct orion_nand_controller_s { struct target_s *target; - working_area_t *copy_area; - u32 cmd; - u32 addr; - u32 data; + struct arm_nand_data io; + + uint32_t cmd; + uint32_t addr; + uint32_t data; } orion_nand_controller_t; #define CHECK_HALTED \ @@ -49,7 +49,7 @@ typedef struct orion_nand_controller_s } \ } while (0) -static int orion_nand_command(struct nand_device_s *device, u8 command) +static int orion_nand_command(struct nand_device_s *device, uint8_t command) { orion_nand_controller_t *hw = device->controller_priv; target_t *target = hw->target; @@ -59,7 +59,7 @@ static int orion_nand_command(struct nand_device_s *device, u8 command) return ERROR_OK; } -static int orion_nand_address(struct nand_device_s *device, u8 address) +static int orion_nand_address(struct nand_device_s *device, uint8_t address) { orion_nand_controller_t *hw = device->controller_priv; target_t *target = hw->target; @@ -79,7 +79,7 @@ static int orion_nand_read(struct nand_device_s *device, void *data) return ERROR_OK; } -static int orion_nand_write(struct nand_device_s *device, u16 data) +static int orion_nand_write(struct nand_device_s *device, uint16_t data) { orion_nand_controller_t *hw = device->controller_priv; target_t *target = hw->target; @@ -89,89 +89,24 @@ static int orion_nand_write(struct nand_device_s *device, u16 data) return ERROR_OK; } -static int orion_nand_slow_block_write(struct nand_device_s *device, u8 *data, int size) +static int orion_nand_slow_block_write(struct nand_device_s *device, uint8_t *data, int size) { while (size--) orion_nand_write(device, *data++); return ERROR_OK; } -static int orion_nand_fast_block_write(struct nand_device_s *device, u8 *data, int size) +static int orion_nand_fast_block_write(struct nand_device_s *device, uint8_t *data, int size) { orion_nand_controller_t *hw = device->controller_priv; - target_t *target = hw->target; - armv4_5_algorithm_t algo; - reg_param_t reg_params[3]; - u32 target_buf; int retval; - static const u32 code[] = { - 0xe4d13001, /* ldrb r3, [r1], #1 */ - 0xe5c03000, /* strb r3, [r0] */ - 0xe2522001, /* subs r2, r2, #1 */ - 0x1afffffb, /* bne 0 */ - 0xeafffffe, /* b . */ - }; - int code_size = sizeof(code); - - if (!hw->copy_area) { - u8 code_buf[code_size]; - int i; - - /* make sure we have a working area */ - if (target_alloc_working_area(target, - code_size + device->page_size, - &hw->copy_area) != ERROR_OK) - { - return orion_nand_slow_block_write(device, data, size); - } - - /* copy target instructions to target endianness */ - for (i = 0; i < code_size/4; i++) - target_buffer_set_u32(target, code_buf + i*4, code[i]); - - /* write code to working area */ - retval = target->type->write_memory(target, - hw->copy_area->address, - 4, code_size/4, code_buf); - if (retval != ERROR_OK) - return retval; - } + hw->io.chunk_size = device->page_size; + + retval = arm_nandwrite(&hw->io, data, size); + if (retval == ERROR_NAND_NO_BUFFER) + retval = orion_nand_slow_block_write(device, data, size); - /* copy data to target's memory */ - target_buf = hw->copy_area->address + code_size; - retval = target->type->bulk_write_memory(target, target_buf, - size/4, data); - if (retval == ERROR_OK && size & 3) { - retval = target->type->write_memory(target, - target_buf + (size & ~3), - 1, size & 3, data + (size & ~3)); - } - if (retval != ERROR_OK) - return retval; - - algo.common_magic = ARMV4_5_COMMON_MAGIC; - algo.core_mode = ARMV4_5_MODE_SVC; - algo.core_state = ARMV4_5_STATE_ARM; - - init_reg_param(®_params[0], "r0", 32, PARAM_IN); - init_reg_param(®_params[1], "r1", 32, PARAM_IN); - init_reg_param(®_params[2], "r2", 32, PARAM_IN); - - buf_set_u32(reg_params[0].value, 0, 32, hw->data); - buf_set_u32(reg_params[1].value, 0, 32, target_buf); - buf_set_u32(reg_params[2].value, 0, 32, size); - - retval = target->type->run_algorithm(target, 0, NULL, 3, reg_params, - hw->copy_area->address, - hw->copy_area->address + code_size - 4, - 1000, &algo); - if (retval != ERROR_OK) - LOG_ERROR("error executing hosted NAND write"); - - destroy_reg_param(®_params[0]); - destroy_reg_param(®_params[1]); - destroy_reg_param(®_params[2]); return retval; } @@ -195,11 +130,11 @@ int orion_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, struct nand_device_s *device) { orion_nand_controller_t *hw; - u32 base; - u8 ale, cle; + uint32_t base; + uint8_t ale, cle; if (argc != 3) { - LOG_ERROR("arguments must be: \n"); + LOG_ERROR("arguments must be: \n"); return ERROR_NAND_DEVICE_INVALID; } @@ -210,14 +145,14 @@ int orion_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, } device->controller_priv = hw; - hw->target = get_target_by_num(strtoul(args[1], NULL, 0)); + hw->target = get_target(args[1]); if (!hw->target) { - LOG_ERROR("no target '%s' configured", args[1]); + LOG_ERROR("target '%s' not defined", args[1]); free(hw); return ERROR_NAND_DEVICE_INVALID; } - base = strtoul(args[2], NULL, 0); + COMMAND_PARSE_NUMBER(u32, args[2], base); cle = 0; ale = 1; @@ -225,6 +160,9 @@ int orion_nand_device_command(struct command_context_s *cmd_ctx, char *cmd, hw->cmd = base + (1 << cle); hw->addr = base + (1 << ale); + hw->io.target = hw->target; + hw->io.data = hw->data; + return ERROR_OK; }