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syntax sugar

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This commit is contained in:
iceman1001 2017-09-20 10:42:03 +02:00
commit 1c3ffe1ce2
1 changed files with 12 additions and 16 deletions
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28
bootrom/bootrom.c
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@ -15,15 +15,14 @@ void DbpString(char *str) {
while (str[len] != 0x00)
len++;
cmd_send(CMD_DEBUG_PRINT_STRING,len,0,0,(byte_t*)str,len);
cmd_send(CMD_DEBUG_PRINT_STRING, len, 0, 0, (byte_t*)str, len);
}
struct common_area common_area __attribute__((section(".commonarea")));
unsigned int start_addr, end_addr, bootrom_unlocked;
extern char _bootrom_start, _bootrom_end, _flash_start, _flash_end;
static void ConfigClocks(void)
{
static void ConfigClocks(void) {
// we are using a 16 MHz crystal as the basis for everything
// slow clock runs at 32Khz typical regardless of crystal
@ -122,7 +121,7 @@ void UsbPacketReceived(uint8_t *packet, int len) {
uint32_t flash_address = arg0 + (0x100*j);
/* Check that the address that we are supposed to write to is within our allowed region */
if( ((flash_address+AT91C_IFLASH_PAGE_SIZE-1) >= end_addr) || (flash_address < start_addr) ) {
if( ((flash_address + AT91C_IFLASH_PAGE_SIZE - 1) >= end_addr) || (flash_address < start_addr) ) {
/* Disallow write */
dont_ack = 1;
cmd_send(CMD_NACK,0,0,0,0,0);
@ -150,7 +149,7 @@ void UsbPacketReceived(uint8_t *packet, int len) {
} break;
case CMD_START_FLASH: {
if(c->arg[2] == START_FLASH_MAGIC)
if (c->arg[2] == START_FLASH_MAGIC)
bootrom_unlocked = 1;
else
bootrom_unlocked = 0;
@ -182,12 +181,11 @@ void UsbPacketReceived(uint8_t *packet, int len) {
} break;
}
if(!dont_ack)
if (!dont_ack)
cmd_send(CMD_ACK,arg0,0,0,0,0);
}
static void flash_mode(int externally_entered)
{
static void flash_mode(int externally_entered) {
start_addr = 0;
end_addr = 0;
bootrom_unlocked = 0;
@ -201,20 +199,19 @@ static void flash_mode(int externally_entered)
WDT_HIT();
if (usb_poll()) {
rx_len = usb_read(rx,sizeof(UsbCommand));
rx_len = usb_read(rx, sizeof(UsbCommand));
if (rx_len)
UsbPacketReceived(rx,rx_len);
UsbPacketReceived(rx, rx_len);
}
if(!externally_entered && !BUTTON_PRESS()) {
if (!externally_entered && !BUTTON_PRESS()) {
/* Perform a reset to leave flash mode */
usb_disable();
LED_B_ON();
AT91C_BASE_RSTC->RSTC_RCR = RST_CONTROL_KEY | AT91C_RSTC_PROCRST;
for(;;)
;
for(;;) {};
}
if(externally_entered && BUTTON_PRESS()) {
if (externally_entered && BUTTON_PRESS()) {
/* Let the user's button press override the automatic leave */
externally_entered = 0;
}
@ -222,8 +219,7 @@ static void flash_mode(int externally_entered)
}
extern uint32_t _osimage_entry;
void BootROM(void)
{
void BootROM(void) {
//------------
// First set up all the I/O pins; GPIOs configured directly, other ones
// just need to be assigned to the appropriate peripheral.