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doc: clarify how EasyMotor gets put into idle mode
[fw/altos]
/
src
/
stm
/
ao_usb_stm.c
diff --git
a/src/stm/ao_usb_stm.c
b/src/stm/ao_usb_stm.c
index 33e0617c8c4faa44cda6f73387b46aabe773546e..8b6d95d866c41fe8f7406a6a00007aab7feea2c3 100644
(file)
--- a/
src/stm/ao_usb_stm.c
+++ b/
src/stm/ao_usb_stm.c
@@
-313,7
+313,7
@@
ao_usb_init_ep(uint8_t ep, uint32_t addr, uint32_t type, uint32_t stat_rx, uint3
static void
ao_usb_set_ep0(void)
{
static void
ao_usb_set_ep0(void)
{
-
int
e;
+
uint8_t
e;
ao_usb_sram_addr = 0;
ao_usb_sram_addr = 0;
@@
-446,18
+446,14
@@
ao_usb_write_short(uint16_t data, uint32_t *base, uint16_t offset)
}
static void
}
static void
-ao_usb_write(const uint8_t *src, uint32_t *base, uint16_t
offset, uint16_t
bytes)
+ao_usb_write(const uint8_t *src, uint32_t *base, uint16_t bytes)
{
{
+ uint16_t offset = 0;
if (!bytes)
return;
if (!bytes)
return;
- if (offset & 1) {
- debug_data (" %02x", src[0]);
- ao_usb_write_byte(*src++, base, offset++);
- bytes--;
- }
while (bytes >= 2) {
debug_data (" %02x %02x", src[0], src[1]);
while (bytes >= 2) {
debug_data (" %02x %02x", src[0], src[1]);
- ao_usb_write_short((
src[1] << 8) | src[0]
, base, offset);
+ ao_usb_write_short((
uint16_t) ((uint16_t) (src[1] << 8) | (uint16_t) src[0])
, base, offset);
offset += 2;
src += 2;
bytes -= 2;
offset += 2;
src += 2;
bytes -= 2;
@@
-481,7
+477,7
@@
ao_usb_read_byte(uint32_t *base, uint16_t offset)
static inline uint16_t
ao_usb_read_short(uint32_t *base, uint16_t offset)
{
static inline uint16_t
ao_usb_read_short(uint32_t *base, uint16_t offset)
{
- return
base[offset>>1]
;
+ return
(uint16_t) (base[offset>>1])
;
}
static void
}
static void
@@
-496,8
+492,8
@@
ao_usb_read(uint8_t *dst, uint32_t *base, uint16_t offset, uint16_t bytes)
}
while (bytes >= 2) {
uint16_t s = ao_usb_read_short(base, offset);
}
while (bytes >= 2) {
uint16_t s = ao_usb_read_short(base, offset);
- dst[0] = s;
- dst[1] =
s >> 8
;
+ dst[0] =
(uint8_t)
s;
+ dst[1] =
(uint8_t) (s >> 8)
;
debug_data (" %02x %02x", dst[0], dst[1]);
offset += 2;
dst += 2;
debug_data (" %02x %02x", dst[0], dst[1]);
offset += 2;
dst += 2;
@@
-531,7
+527,7
@@
ao_usb_ep0_flush(void)
ao_usb_ep0_in_len -= this_len;
debug_data ("Flush EP0 len %d:", this_len);
ao_usb_ep0_in_len -= this_len;
debug_data ("Flush EP0 len %d:", this_len);
- ao_usb_write(ao_usb_ep0_in_data, ao_usb_ep0_tx_buffer,
0,
this_len);
+ ao_usb_write(ao_usb_ep0_in_data, ao_usb_ep0_tx_buffer, this_len);
debug_data ("\n");
ao_usb_ep0_in_data += this_len;
debug_data ("\n");
ao_usb_ep0_in_data += this_len;
@@
-549,7
+545,7
@@
ao_usb_ep0_fill(void)
if (len > ao_usb_ep0_out_len)
len = ao_usb_ep0_out_len;
if (len > ao_usb_ep0_out_len)
len = ao_usb_ep0_out_len;
- ao_usb_ep0_out_len -= len;
+ ao_usb_ep0_out_len -=
(uint8_t)
len;
/* Pull all of the data out of the packet */
debug_data ("Fill EP0 len %d:", len);
/* Pull all of the data out of the packet */
debug_data ("Fill EP0 len %d:", len);
@@
-594,11
+590,11
@@
ao_usb_ep0_in_start(uint16_t max)
{
/* Don't send more than asked for */
if (ao_usb_ep0_in_len > max)
{
/* Don't send more than asked for */
if (ao_usb_ep0_in_len > max)
- ao_usb_ep0_in_len = max;
+ ao_usb_ep0_in_len =
(uint8_t)
max;
ao_usb_ep0_flush();
}
ao_usb_ep0_flush();
}
-st
atic st
ruct ao_usb_line_coding ao_usb_line_coding = {115200, 0, 0, 8};
+struct ao_usb_line_coding ao_usb_line_coding = {115200, 0, 0, 8};
/* Walk through the list of descriptors and find a match
*/
/* Walk through the list of descriptors and find a match
*/
@@
-606,8
+602,8
@@
static void
ao_usb_get_descriptor(uint16_t value, uint16_t length)
{
const uint8_t *descriptor;
ao_usb_get_descriptor(uint16_t value, uint16_t length)
{
const uint8_t *descriptor;
- uint8_t type =
value >> 8
;
- uint8_t index = value;
+ uint8_t type =
(uint8_t) (value >> 8)
;
+ uint8_t index =
(uint8_t)
value;
descriptor = ao_usb_descriptors;
while (descriptor[0] != 0) {
descriptor = ao_usb_descriptors;
while (descriptor[0] != 0) {
@@
-618,7
+614,7
@@
ao_usb_get_descriptor(uint16_t value, uint16_t length)
else
len = descriptor[0];
if (len > length)
else
len = descriptor[0];
if (len > length)
- len = length;
+ len =
(uint8_t)
length;
ao_usb_ep0_in_set(descriptor, len);
break;
}
ao_usb_ep0_in_set(descriptor, len);
break;
}
@@
-658,7
+654,7
@@
ao_usb_ep0_setup(void)
break;
case AO_USB_REQ_SET_ADDRESS:
debug ("set address %d\n", ao_usb_setup.value);
break;
case AO_USB_REQ_SET_ADDRESS:
debug ("set address %d\n", ao_usb_setup.value);
- ao_usb_address = ao_usb_setup.value;
+ ao_usb_address =
(uint8_t)
ao_usb_setup.value;
ao_usb_address_pending = 1;
break;
case AO_USB_REQ_GET_DESCRIPTOR:
ao_usb_address_pending = 1;
break;
case AO_USB_REQ_GET_DESCRIPTOR:
@@
-670,7
+666,7
@@
ao_usb_ep0_setup(void)
ao_usb_ep0_in_queue_byte(ao_usb_configuration);
break;
case AO_USB_REQ_SET_CONFIGURATION:
ao_usb_ep0_in_queue_byte(ao_usb_configuration);
break;
case AO_USB_REQ_SET_CONFIGURATION:
- ao_usb_configuration = ao_usb_setup.value;
+ ao_usb_configuration =
(uint8_t)
ao_usb_setup.value;
debug ("set configuration %d\n", ao_usb_configuration);
ao_usb_set_configuration();
break;
debug ("set configuration %d\n", ao_usb_configuration);
ao_usb_set_configuration();
break;
@@
-780,8
+776,8
@@
stm_usb_lp_isr(void)
epr_write = epr;
epr_write &= STM_USB_EPR_PRESERVE_MASK;
epr_write |= STM_USB_EPR_INVARIANT;
epr_write = epr;
epr_write &= STM_USB_EPR_PRESERVE_MASK;
epr_write |= STM_USB_EPR_INVARIANT;
- epr_write &= ~(1 << STM_USB_EPR_CTR_RX);
- epr_write &= ~(1 << STM_USB_EPR_CTR_TX);
+ epr_write &= ~(1
UL
<< STM_USB_EPR_CTR_RX);
+ epr_write &= ~(1
UL
<< STM_USB_EPR_CTR_TX);
stm_usb.epr[ep] = epr_write;
switch (ep) {
stm_usb.epr[ep] = epr_write;
switch (ep) {
@@
-826,17
+822,17
@@
stm_usb_lp_isr(void)
if (istr & (1 << STM_USB_ISTR_RESET)) {
++reset_count;
if (istr & (1 << STM_USB_ISTR_RESET)) {
++reset_count;
- stm_usb.istr &= ~(1 << STM_USB_ISTR_RESET);
+ stm_usb.istr &= ~(1
UL
<< STM_USB_ISTR_RESET);
ao_usb_ep0_receive |= AO_USB_EP0_GOT_RESET;
ao_usb_ep0_handle(ao_usb_ep0_receive);
}
}
void
ao_usb_ep0_receive |= AO_USB_EP0_GOT_RESET;
ao_usb_ep0_handle(ao_usb_ep0_receive);
}
}
void
-stm_usb_fs_wkup(void)
+stm_usb_fs_wkup
_isr
(void)
{
/* USB wakeup, just clear the bit for now */
{
/* USB wakeup, just clear the bit for now */
- stm_usb.istr &= ~(1 << STM_USB_ISTR_WKUP);
+ stm_usb.istr &= ~(1
UL
<< STM_USB_ISTR_WKUP);
}
/* Queue the current IN buffer for transmission */
}
/* Queue the current IN buffer for transmission */
@@
-850,7
+846,7
@@
_ao_usb_in_send(void)
ao_usb_in_pending = 1;
if (ao_usb_tx_count != AO_USB_IN_SIZE)
ao_usb_in_flushed = 1;
ao_usb_in_pending = 1;
if (ao_usb_tx_count != AO_USB_IN_SIZE)
ao_usb_in_flushed = 1;
- ao_usb_write(ao_usb_tx_buffer, ao_usb_in_tx_buffer,
0,
ao_usb_tx_count);
+ ao_usb_write(ao_usb_tx_buffer, ao_usb_in_tx_buffer, ao_usb_tx_count);
ao_usb_bdt[AO_USB_IN_EPR].single.count_tx = ao_usb_tx_count;
ao_usb_tx_count = 0;
_ao_usb_set_stat_tx(AO_USB_IN_EPR, STM_USB_EPR_STAT_TX_VALID);
ao_usb_bdt[AO_USB_IN_EPR].single.count_tx = ao_usb_tx_count;
ao_usb_tx_count = 0;
_ao_usb_set_stat_tx(AO_USB_IN_EPR, STM_USB_EPR_STAT_TX_VALID);
@@
-923,7
+919,7
@@
_ao_usb_out_recv(void)
_rx_dbg0("out_recv top");
ao_usb_out_avail = 0;
_rx_dbg0("out_recv top");
ao_usb_out_avail = 0;
- ao_usb_rx_count =
ao_usb_bdt[AO_USB_OUT_EPR].single.count_rx & STM_USB_BDT_COUNT_RX_COUNT_RX_MASK
;
+ ao_usb_rx_count =
(uint8_t) (ao_usb_bdt[AO_USB_OUT_EPR].single.count_rx & STM_USB_BDT_COUNT_RX_COUNT_RX_MASK)
;
_rx_dbg1("out_recv count", ao_usb_rx_count);
debug ("recv %d\n", ao_usb_rx_count);
_rx_dbg1("out_recv count", ao_usb_rx_count);
debug ("recv %d\n", ao_usb_rx_count);
@@
-936,7
+932,7
@@
_ao_usb_out_recv(void)
_ao_usb_set_stat_rx(AO_USB_OUT_EPR, STM_USB_EPR_STAT_RX_VALID);
}
_ao_usb_set_stat_rx(AO_USB_OUT_EPR, STM_USB_EPR_STAT_RX_VALID);
}
-int
+
static
int
_ao_usb_pollchar(void)
{
uint8_t c;
_ao_usb_pollchar(void)
{
uint8_t c;
@@
-971,9
+967,14
@@
ao_usb_getchar(void)
while ((c = _ao_usb_pollchar()) == AO_READ_AGAIN)
ao_sleep(AO_USB_OUT_SLEEP_ADDR);
ao_arch_release_interrupts();
while ((c = _ao_usb_pollchar()) == AO_READ_AGAIN)
ao_sleep(AO_USB_OUT_SLEEP_ADDR);
ao_arch_release_interrupts();
- return c;
+ return
(char)
c;
}
}
+#ifndef HAS_USB_DISABLE
+#define HAS_USB_DISABLE 1
+#endif
+
+#if HAS_USB_DISABLE
void
ao_usb_disable(void)
{
void
ao_usb_disable(void)
{
@@
-982,15
+983,16
@@
ao_usb_disable(void)
stm_usb.istr = 0;
/* Disable USB pull-up */
stm_usb.istr = 0;
/* Disable USB pull-up */
- stm_syscfg.pmc &= ~(1 << STM_SYSCFG_PMC_USB_PU);
+ stm_syscfg.pmc &= ~(1
UL
<< STM_SYSCFG_PMC_USB_PU);
/* Switch off the device */
stm_usb.cntr = (1 << STM_USB_CNTR_PDWN) | (1 << STM_USB_CNTR_FRES);
/* Disable the interface */
/* Switch off the device */
stm_usb.cntr = (1 << STM_USB_CNTR_PDWN) | (1 << STM_USB_CNTR_FRES);
/* Disable the interface */
- stm_rcc.apb1enr &= ~(1 << STM_RCC_APB1ENR_USBEN);
+ stm_rcc.apb1enr &= ~(1
UL
<< STM_RCC_APB1ENR_USBEN);
ao_arch_release_interrupts();
}
ao_arch_release_interrupts();
}
+#endif
void
ao_usb_enable(void)
void
ao_usb_enable(void)
@@
-1001,7
+1003,7
@@
ao_usb_enable(void)
stm_rcc.apb2enr |= (1 << STM_RCC_APB2ENR_SYSCFGEN);
/* Disable USB pull-up */
stm_rcc.apb2enr |= (1 << STM_RCC_APB2ENR_SYSCFGEN);
/* Disable USB pull-up */
- stm_syscfg.pmc &= ~(1 << STM_SYSCFG_PMC_USB_PU);
+ stm_syscfg.pmc &= ~(1
UL
<< STM_SYSCFG_PMC_USB_PU);
/* Enable USB device */
stm_rcc.apb1enr |= (1 << STM_RCC_APB1ENR_USBEN);
/* Enable USB device */
stm_rcc.apb1enr |= (1 << STM_RCC_APB1ENR_USBEN);
@@
-1077,7
+1079,7
@@
ao_usb_irq(void)
control_count, out_count, in_count, int_count, reset_count);
}
control_count, out_count, in_count, int_count, reset_count);
}
-
__code
struct ao_cmds ao_usb_cmds[] = {
+
const
struct ao_cmds ao_usb_cmds[] = {
{ ao_usb_irq, "I\0Show USB interrupt counts" },
{ 0, NULL }
};
{ ao_usb_irq, "I\0Show USB interrupt counts" },
{ 0, NULL }
};