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-rw-r--r--util/ec_panicinfo.c192
1 files changed, 0 insertions, 192 deletions
diff --git a/util/ec_panicinfo.c b/util/ec_panicinfo.c
deleted file mode 100644
index ad6867fdc9..0000000000
--- a/util/ec_panicinfo.c
+++ /dev/null
@@ -1,192 +0,0 @@
-/* Copyright 2016 The Chromium OS Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include <stdint.h>
-#include <stdio.h>
-#include <string.h>
-#include "compile_time_macros.h"
-
-#include "ec_panicinfo.h"
-
-static void print_panic_reg(int regnum, const uint32_t *regs, int index)
-{
- static const char * const regname[] = {
- "r0 ", "r1 ", "r2 ", "r3 ", "r4 ",
- "r5 ", "r6 ", "r7 ", "r8 ", "r9 ",
- "r10", "r11", "r12", "sp ", "lr ",
- "pc "};
-
- printf("%s:", regname[regnum]);
- if (regs)
- printf("%08x", regs[index]);
- else
- printf(" ");
- printf((regnum & 3) == 3 ? "\n" : " ");
-}
-
-static int parse_panic_info_cm(const struct panic_data *pdata)
-{
- const uint32_t *lregs = pdata->cm.regs;
- const uint32_t *sregs = NULL;
- enum {
- ORIG_UNKNOWN = 0,
- ORIG_PROCESS,
- ORIG_HANDLER
- } origin = ORIG_UNKNOWN;
- int i;
- const char *panic_origins[3] = {"", "PROCESS", "HANDLER"};
-
- printf("Saved panic data:%s\n",
- (pdata->flags & PANIC_DATA_FLAG_OLD_HOSTCMD ? "" : " (NEW)"));
-
- if (pdata->struct_version == 2)
- origin = ((lregs[11] & 0xf) == 1 || (lregs[11] & 0xf) == 9) ?
- ORIG_HANDLER : ORIG_PROCESS;
-
- /*
- * In pdata struct, 'regs', which is allocated before 'frame', has
- * one less elements in version 1. Therefore, if the data is from
- * version 1, shift 'sregs' by one element to align with 'frame' in
- * version 1.
- */
- if (pdata->flags & PANIC_DATA_FLAG_FRAME_VALID)
- sregs = pdata->cm.frame - (pdata->struct_version == 1 ? 1 : 0);
-
- printf("=== %s EXCEPTION: %02x ====== xPSR: %08x ===\n",
- panic_origins[origin],
- lregs[1] & 0xff, sregs ? sregs[7] : -1);
- for (i = 0; i < 4; ++i)
- print_panic_reg(i, sregs, i);
- for (i = 4; i < 10; ++i)
- print_panic_reg(i, lregs, i - 1);
- print_panic_reg(10, lregs, 9);
- print_panic_reg(11, lregs, 10);
- print_panic_reg(12, sregs, 4);
- print_panic_reg(13, lregs, origin == ORIG_HANDLER ? 2 : 0);
- print_panic_reg(14, sregs, 5);
- print_panic_reg(15, sregs, 6);
-
- return 0;
-}
-
-static int parse_panic_info_nds32(const struct panic_data *pdata)
-{
- const uint32_t *regs = pdata->nds_n8.regs;
- uint32_t itype = pdata->nds_n8.itype;
- uint32_t ipc = pdata->nds_n8.ipc;
- uint32_t ipsw = pdata->nds_n8.ipsw;
-
- printf("Saved panic data:%s\n",
- (pdata->flags & PANIC_DATA_FLAG_OLD_HOSTCMD ? "" : " (NEW)"));
-
- printf("=== EXCEP: ITYPE=%x ===\n", itype);
- printf("R0 %08x R1 %08x R2 %08x R3 %08x\n",
- regs[0], regs[1], regs[2], regs[3]);
- printf("R4 %08x R5 %08x R6 %08x R7 %08x\n",
- regs[4], regs[5], regs[6], regs[7]);
- printf("R8 %08x R9 %08x R10 %08x R15 %08x\n",
- regs[8], regs[9], regs[10], regs[11]);
- printf("FP %08x GP %08x LP %08x SP %08x\n",
- regs[12], regs[13], regs[14], regs[15]);
- printf("IPC %08x IPSW %05x\n", ipc, ipsw);
- printf("SWID of ITYPE: %x\n", ((itype >> 16) & 0x7fff));
-
- return 0;
-}
-
-static int parse_panic_info_rv32i(const struct panic_data *pdata)
-{
- uint32_t *regs, mcause, mepc;
-
- regs = (uint32_t *)pdata->riscv.regs;
- mcause = pdata->riscv.mcause;
- mepc = pdata->riscv.mepc;
-
- printf("=== EXCEPTION: MCAUSE=%x ===\n", mcause);
- printf("S11 %08x S10 %08x S9 %08x S8 %08x\n",
- regs[0], regs[1], regs[2], regs[3]);
- printf("S7 %08x S6 %08x S5 %08x S4 %08x\n",
- regs[4], regs[5], regs[6], regs[7]);
- printf("S3 %08x S2 %08x S1 %08x S0 %08x\n",
- regs[8], regs[9], regs[10], regs[11]);
- printf("T6 %08x T5 %08x T4 %08x T3 %08x\n",
- regs[12], regs[13], regs[14], regs[15]);
- printf("T2 %08x T1 %08x T0 %08x A7 %08x\n",
- regs[16], regs[17], regs[18], regs[19]);
- printf("A6 %08x A5 %08x A4 %08x A3 %08x\n",
- regs[20], regs[21], regs[22], regs[23]);
- printf("A2 %08x A1 %08x A0 %08x TP %08x\n",
- regs[24], regs[25], regs[26], regs[27]);
- printf("GP %08x RA %08x SP %08x MEPC %08x\n",
- regs[28], regs[29], regs[30], mepc);
-
- return 0;
-}
-
-int parse_panic_info(const char *data, size_t size)
-{
- /* Size of the panic information "header". */
- const size_t header_size = 4;
- /* Size of the panic information "trailer" (struct_size and magic). */
- const size_t trailer_size = sizeof(struct panic_data) -
- offsetof(struct panic_data, struct_size);
-
- struct panic_data pdata = { 0 };
- size_t copy_size;
-
- if (size < (header_size + trailer_size)) {
- fprintf(stderr, "ERROR: Panic data too short (%zd).\n", size);
- return -1;
- }
-
- if (size > sizeof(pdata)) {
- fprintf(stderr, "WARNING: Panic data too large (%zd > %zd). "
- "Following data may be incorrect!\n",
- size, sizeof(pdata));
- copy_size = sizeof(pdata);
- } else {
- copy_size = size;
- }
- /* Copy the data into pdata, as the struct size may have changed. */
- memcpy(&pdata, data, copy_size);
- /* Then copy the trailer in position. */
- memcpy((char *)&pdata + (sizeof(struct panic_data) - trailer_size),
- data + (size - trailer_size), trailer_size);
-
- /*
- * We only understand panic data with version <= 2. Warn the user
- * of higher versions.
- */
- if (pdata.struct_version > 2)
- fprintf(stderr, "WARNING: Unknown panic data version (%d). "
- "Following data may be incorrect!\n",
- pdata.struct_version);
-
- /* Validate magic number */
- if (pdata.magic != PANIC_DATA_MAGIC)
- fprintf(stderr, "WARNING: Incorrect panic magic (%d). "
- "Following data may be incorrect!\n",
- pdata.magic);
-
- if (pdata.struct_size != size)
- fprintf(stderr,
- "WARNING: Panic struct size inconsistent (%u vs %zd). "
- "Following data may be incorrect!\n",
- pdata.struct_size, size);
-
- switch (pdata.arch) {
- case PANIC_ARCH_CORTEX_M:
- return parse_panic_info_cm(&pdata);
- case PANIC_ARCH_NDS32_N8:
- return parse_panic_info_nds32(&pdata);
- case PANIC_ARCH_RISCV_RV32I:
- return parse_panic_info_rv32i(&pdata);
- default:
- fprintf(stderr, "ERROR: Unknown architecture (%d).\n",
- pdata.arch);
- break;
- }
- return -1;
-}
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