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Merge pull request #137 from SuperHouse/feature/better_crash_dumps

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Better crash dumps
This commit is contained in:
Angus Gratton 2016-05-17 09:38:19 +10:00
commit 3ba19d7c4e
19 changed files with 1013 additions and 664 deletions
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57
core/app_main.c
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@ -39,8 +39,6 @@ void user_init(void);
#define RTCMEM_BACKUP_PHY_VER 31
#define RTCMEM_SYSTEM_PP_VER 62
#define halt() while (1) {}
extern uint32_t _bss_start;
extern uint32_t _bss_end;
@ -63,7 +61,6 @@ static void IRAM set_spi0_divisor(uint32_t divisor);
static void zero_bss(void);
static void init_networking(sdk_phy_info_t *phy_info, uint8_t *mac_addr);
static void init_g_ic(void);
static void dump_excinfo(void);
static void user_start_phase2(void);
static void dump_flash_sector(uint32_t start_sector, uint32_t length);
static void dump_flash_config_sectors(uint32_t start_sector);
@ -80,11 +77,11 @@ static void IRAM get_otp_mac_address(uint8_t *buf) {
if (!(otp_flags & 0x8000)) {
//FIXME: do we really need this check?
printf("Firmware ONLY supports ESP8266!!!\n");
halt();
abort();
}
if (otp_id0 == 0 && otp_id1 == 0) {
printf("empty otp\n");
halt();
abort();
}
if (otp_flags & 0x1000) {
// If bit 12 is set, it indicates that the vendor portion of the MAC
@ -125,23 +122,6 @@ static void IRAM set_spi0_divisor(uint32_t divisor) {
SPI(0).CTRL0 = SET_FIELD(SPI(0).CTRL0, SPI_CTRL0_CLOCK, clkdiv);
}
// .text+0x148
void IRAM sdk_user_fatal_exception_handler(void) {
if (!sdk_NMIIrqIsOn) {
vPortEnterCritical();
do {
DPORT.DPORT0 &= 0xffffffe0;
} while (DPORT.DPORT0 & 0x00000001);
}
Cache_Read_Disable();
Cache_Read_Enable(0, 0, 1);
dump_excinfo();
uart_flush_txfifo(0);
uart_flush_txfifo(1);
sdk_system_restart_in_nmi();
halt();
}
static void IRAM default_putc(char c) {
uart_putc(0, c);
@ -255,7 +235,7 @@ static void zero_bss(void) {
static void init_networking(sdk_phy_info_t *phy_info, uint8_t *mac_addr) {
if (sdk_register_chipv6_phy(phy_info)) {
printf("FATAL: sdk_register_chipv6_phy failed");
halt();
abort();
}
uart_set_baud(0, 74906);
uart_set_baud(1, 74906);
@ -311,37 +291,6 @@ static void init_g_ic(void) {
}
}
// .Lfunc008 -- .irom0.text+0x2a0
static void dump_excinfo(void) {
uint32_t exccause, epc1, epc2, epc3, excvaddr, depc, excsave1;
uint32_t excinfo[8];
RSR(exccause, exccause);
printf("Fatal exception (%d): \n", (int)exccause);
RSR(epc1, epc1);
RSR(epc2, epc2);
RSR(epc3, epc3);
RSR(excvaddr, excvaddr);
RSR(depc, depc);
RSR(excsave1, excsave1);
printf("%s=0x%08x\n", "epc1", epc1);
printf("%s=0x%08x\n", "epc2", epc2);
printf("%s=0x%08x\n", "epc3", epc3);
printf("%s=0x%08x\n", "excvaddr", excvaddr);
printf("%s=0x%08x\n", "depc", depc);
printf("%s=0x%08x\n", "excsave1", excsave1);
sdk_system_rtc_mem_read(0, excinfo, 32); // Why?
excinfo[0] = 2;
excinfo[1] = exccause;
excinfo[2] = epc1;
excinfo[3] = epc2;
excinfo[4] = epc3;
excinfo[5] = excvaddr;
excinfo[6] = depc;
excinfo[7] = excsave1;
sdk_system_rtc_mem_write(0, excinfo, 32);
}
// .irom0.text+0x398
void sdk_wdt_init(void) {
WDT.CTRL &= ~WDT_CTRL_ENABLE;