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fusee: try to alleviate a little suffering
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parent
85505db9b7
commit
ff310a0647
2 changed files with 63 additions and 2 deletions
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@ -24,6 +24,9 @@
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#include "lib/log.h"
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#include "display/video_fb.h"
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#define PROGRAM_ID_AMS_MITM 0x010041544D530000ull
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#define PROGRAM_ID_BOOT 0x0100000000000005ull
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static uint32_t g_panic_code = 0;
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static const char *get_error_desc_str(uint32_t error_desc) {
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@ -53,6 +56,61 @@ static const char *get_error_desc_str(uint32_t error_desc) {
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}
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}
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static void _try_suggest_fix(const atmosphere_fatal_error_ctx *ctx) {
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/* Try to recognize certain errors automatically, and suggest fixes for them. */
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const char *suggestion = NULL;
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if (ctx->error_desc == 0xFFE) {
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if (ctx->program_id == PROGRAM_ID_AMS_MITM) {
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/* When a user has archive bits set improperly, attempting to create an automatic backup will fail */
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/* to create the file path with error 0x202 (fs::ResultPathNotFound()) */
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if (ctx->gprs[0] == 0x202) {
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/* When the archive bit error is occurring, it manifests as failure to create automatic backup. */
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/* Thus, we can search the stack for the automatic backups path. */
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const char * const automatic_backups_prefix = "automatic_backups/X" /* ..... */;
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const int prefix_len = strlen(automatic_backups_prefix);
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for (size_t i = 0; i + prefix_len < ctx->stack_dump_size; ++i) {
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if (memcmp(&ctx->stack_dump[i], automatic_backups_prefix, prefix_len) == 0) {
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suggestion = "The atmosphere directory may improperly have archive\n"
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"bits set. Please try running an archive bit fixer tool\n"
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"(for example, the one in Hekate).\n";
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break;
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}
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}
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} else if (ctx->gprs[0] == 0x249A02) { /* fs::ResultResultExFatUnavailable() */
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/* When a user installs non-exFAT firm but has an exFAT formatted SD card, this error will */
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/* be returned on attempt to access the SD card. */
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suggestion = "Your console has non-exFAT firmware installed, but your SD card\n"
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"is formatted as exFAT. Format your SD card as FAT32, or manually\n"
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"flash exFAT firmware to package2.\n";
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}
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} else if (ctx->program_id == PROGRAM_ID_BOOT) {
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/* 9.x -> 10.x updated the API for SvcQueryIoMapping. */
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/* This can cause the kernel to reject incorrect-ABI calls by boot when a partial update is applied */
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/* (older kernel in package2, for some reason). */
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for (size_t i = 0; i < 8; ++i) {
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if (ctx->gprs[i] == 0xF201) {
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suggestion = "A partial update may have been improperly performed.\n"
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"To fix, try manually flashing latest package2 to MMC.\n"
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"\n"
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"For help doing this, seek support in the ReSwitched or\n"
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"Nintendo Homebrew discord servers.\n";
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break;
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}
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}
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}
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} else if (ctx->error_desc == 0xF00) { /* Kernel Panic */
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suggestion = "Please contact SciresM#0524 on Discord, or create an issue\n"
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"on the Atmosphere GitHub issue tracker. Thank you very much\n"
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"for helping to test mesosphere.\n";
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}
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if (suggestion != NULL) {
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print(SCREEN_LOG_LEVEL_ERROR | SCREEN_LOG_LEVEL_NO_PREFIX, "\n%s", suggestion);
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}
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}
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static void _check_and_display_atmosphere_fatal_error(void) {
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/* Check for valid magic. */
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if (ATMOSPHERE_FATAL_ERROR_CONTEXT->magic != ATMOSPHERE_REBOOT_TO_FATAL_MAGIC &&
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@ -86,7 +144,7 @@ static void _check_and_display_atmosphere_fatal_error(void) {
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ATMOSPHERE_FATAL_ERROR_CONTEXT->magic = 0xCCCCCCCC;
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print(SCREEN_LOG_LEVEL_ERROR | SCREEN_LOG_LEVEL_NO_PREFIX, "A fatal error occurred when running Atmosph\xe8re.\n");
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print(SCREEN_LOG_LEVEL_ERROR | SCREEN_LOG_LEVEL_NO_PREFIX, "Title ID: %016llx\n", ctx.title_id);
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print(SCREEN_LOG_LEVEL_ERROR | SCREEN_LOG_LEVEL_NO_PREFIX, "Program ID: %016llx\n", ctx.program_id);
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print(SCREEN_LOG_LEVEL_ERROR | SCREEN_LOG_LEVEL_NO_PREFIX, "Error Desc: %s (0x%x)\n", get_error_desc_str(ctx.error_desc), ctx.error_desc);
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/* Save context to the SD card. */
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@ -101,6 +159,9 @@ static void _check_and_display_atmosphere_fatal_error(void) {
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}
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}
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/* Try to print a fix suggestion via automatic error detection. */
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_try_suggest_fix(&ctx);
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/* Display error. */
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print(SCREEN_LOG_LEVEL_ERROR | SCREEN_LOG_LEVEL_NO_PREFIX, "\nPress POWER to reboot\n");
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}
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@ -36,7 +36,7 @@
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typedef struct {
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uint32_t magic;
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uint32_t error_desc;
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uint64_t title_id;
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uint64_t program_id;
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union {
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uint64_t gprs[32];
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struct {
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