aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorEdward O'Callaghan <quasisec@google.com>2021-05-20 20:34:02 +1000
committerEdward O'Callaghan <quasisec@chromium.org>2021-05-24 14:15:46 +0000
commit245b7cd1d35fa76c4204386938a15cb064d0ca3d (patch)
treebbcdaad5586a888532bedffc6f9c315809e9a178
parent653eb6977a9342c41d204724151d9369a9c6ff39 (diff)
downloadflashrom-245b7cd1d35fa76c4204386938a15cb064d0ca3d.tar.gz
flashrom-245b7cd1d35fa76c4204386938a15cb064d0ca3d.tar.bz2
flashrom-245b7cd1d35fa76c4204386938a15cb064d0ca3d.zip
dummyflasher.c: Move 'flashchip_contents' into emu_data
Move 'flashchip_contents' out of global scope and into the emu_data reentrent struct. BUG=none BRANCH=none TEST=builds Change-Id: I11dfe713dd2fecfd3981ab50e31c9215d00bc787 Signed-off-by: Edward O'Callaghan <quasisec@google.com> Reviewed-on: https://review.coreboot.org/c/flashrom/+/54722 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Anastasia Klimchuk <aklm@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
-rw-r--r--dummyflasher.c40
1 files changed, 20 insertions, 20 deletions
diff --git a/dummyflasher.c b/dummyflasher.c
index 2657efb5..2f39c988 100644
--- a/dummyflasher.c
+++ b/dummyflasher.c
@@ -37,7 +37,6 @@
#endif
#if EMULATE_CHIP
-static uint8_t *flashchip_contents = NULL;
enum emu_chip {
EMULATE_NONE,
EMULATE_ST_M25P10_RES,
@@ -71,6 +70,7 @@ struct emu_data {
unsigned int spi_ignorelist_size;
unsigned int spi_write_256_chunksize;
+ uint8_t *flashchip_contents;
};
#if EMULATE_SPI_CHIP
@@ -353,14 +353,14 @@ static int emulate_spi_chip_response(unsigned int writecnt,
/* Truncate to emu_chip_size. */
offs %= data->emu_chip_size;
if (readcnt > 0)
- memcpy(readarr, flashchip_contents + offs, readcnt);
+ memcpy(readarr, data->flashchip_contents + offs, readcnt);
break;
case JEDEC_READ_4BA:
offs = writearr[1] << 24 | writearr[2] << 16 | writearr[3] << 8 | writearr[4];
/* Truncate to emu_chip_size. */
offs %= data->emu_chip_size;
if (readcnt > 0)
- memcpy(readarr, flashchip_contents + offs, readcnt);
+ memcpy(readarr, data->flashchip_contents + offs, readcnt);
break;
case JEDEC_BYTE_PROGRAM:
offs = writearr[1] << 16 | writearr[2] << 8 | writearr[3];
@@ -374,7 +374,7 @@ static int emulate_spi_chip_response(unsigned int writecnt,
msg_perr("Max BYTE PROGRAM size exceeded!\n");
return 1;
}
- memcpy(flashchip_contents + offs, writearr + 4, writecnt - 4);
+ memcpy(data->flashchip_contents + offs, writearr + 4, writecnt - 4);
data->emu_modified = 1;
break;
case JEDEC_BYTE_PROGRAM_4BA:
@@ -389,7 +389,7 @@ static int emulate_spi_chip_response(unsigned int writecnt,
msg_perr("Max BYTE PROGRAM size exceeded!\n");
return 1;
}
- memcpy(flashchip_contents + offs, writearr + 5, writecnt - 5);
+ memcpy(data->flashchip_contents + offs, writearr + 5, writecnt - 5);
data->emu_modified = 1;
break;
case JEDEC_AAI_WORD_PROGRAM:
@@ -411,7 +411,7 @@ static int emulate_spi_chip_response(unsigned int writecnt,
writearr[3];
/* Truncate to emu_chip_size. */
aai_offs %= data->emu_chip_size;
- memcpy(flashchip_contents + aai_offs, writearr + 4, 2);
+ memcpy(data->flashchip_contents + aai_offs, writearr + 4, 2);
aai_offs += 2;
} else {
if (writecnt < JEDEC_AAI_WORD_PROGRAM_CONT_OUTSIZE) {
@@ -424,7 +424,7 @@ static int emulate_spi_chip_response(unsigned int writecnt,
"too long!\n");
return 1;
}
- memcpy(flashchip_contents + aai_offs, writearr + 1, 2);
+ memcpy(data->flashchip_contents + aai_offs, writearr + 1, 2);
aai_offs += 2;
}
data->emu_modified = 1;
@@ -448,7 +448,7 @@ static int emulate_spi_chip_response(unsigned int writecnt,
if (offs & (data->emu_jedec_se_size - 1))
msg_pdbg("Unaligned SECTOR ERASE 0x20: 0x%x\n", offs);
offs &= ~(data->emu_jedec_se_size - 1);
- memset(flashchip_contents + offs, 0xff, data->emu_jedec_se_size);
+ memset(data->flashchip_contents + offs, 0xff, data->emu_jedec_se_size);
data->emu_modified = 1;
break;
case JEDEC_BE_52:
@@ -466,7 +466,7 @@ static int emulate_spi_chip_response(unsigned int writecnt,
if (offs & (data->emu_jedec_be_52_size - 1))
msg_pdbg("Unaligned BLOCK ERASE 0x52: 0x%x\n", offs);
offs &= ~(data->emu_jedec_be_52_size - 1);
- memset(flashchip_contents + offs, 0xff, data->emu_jedec_be_52_size);
+ memset(data->flashchip_contents + offs, 0xff, data->emu_jedec_be_52_size);
data->emu_modified = 1;
break;
case JEDEC_BE_D8:
@@ -484,7 +484,7 @@ static int emulate_spi_chip_response(unsigned int writecnt,
if (offs & (data->emu_jedec_be_d8_size - 1))
msg_pdbg("Unaligned BLOCK ERASE 0xd8: 0x%x\n", offs);
offs &= ~(data->emu_jedec_be_d8_size - 1);
- memset(flashchip_contents + offs, 0xff, data->emu_jedec_be_d8_size);
+ memset(data->flashchip_contents + offs, 0xff, data->emu_jedec_be_d8_size);
data->emu_modified = 1;
break;
case JEDEC_CE_60:
@@ -500,7 +500,7 @@ static int emulate_spi_chip_response(unsigned int writecnt,
}
/* JEDEC_CE_60_OUTSIZE is 1 (no address) -> no offset. */
/* emu_jedec_ce_60_size is emu_chip_size. */
- memset(flashchip_contents, 0xff, data->emu_jedec_ce_60_size);
+ memset(data->flashchip_contents, 0xff, data->emu_jedec_ce_60_size);
data->emu_modified = 1;
break;
case JEDEC_CE_C7:
@@ -516,7 +516,7 @@ static int emulate_spi_chip_response(unsigned int writecnt,
}
/* JEDEC_CE_C7_OUTSIZE is 1 (no address) -> no offset. */
/* emu_jedec_ce_c7_size is emu_chip_size. */
- memset(flashchip_contents, 0xff, data->emu_jedec_ce_c7_size);
+ memset(data->flashchip_contents, 0xff, data->emu_jedec_ce_c7_size);
data->emu_modified = 1;
break;
case JEDEC_SFDP:
@@ -643,13 +643,13 @@ static int dummy_shutdown(void *data)
if (emu_data->emu_chip != EMULATE_NONE) {
if (emu_data->emu_persistent_image && emu_data->emu_modified) {
msg_pdbg("Writing %s\n", emu_data->emu_persistent_image);
- write_buf_to_file(flashchip_contents,
+ write_buf_to_file(emu_data->flashchip_contents,
emu_data->emu_chip_size,
emu_data->emu_persistent_image);
free(emu_data->emu_persistent_image);
emu_data->emu_persistent_image = NULL;
}
- free(flashchip_contents);
+ free(emu_data->flashchip_contents);
}
#endif
free(data);
@@ -968,8 +968,8 @@ int dummy_init(void)
}
free(tmp);
- flashchip_contents = malloc(data->emu_chip_size);
- if (!flashchip_contents) {
+ data->flashchip_contents = malloc(data->emu_chip_size);
+ if (!data->flashchip_contents) {
msg_perr("Out of memory!\n");
return 1;
}
@@ -993,7 +993,7 @@ int dummy_init(void)
msg_pdbg("Filling fake flash chip with 0x%02x, size %i\n",
data->erase_to_zero ? 0x00 : 0xff, data->emu_chip_size);
- memset(flashchip_contents, data->erase_to_zero ? 0x00 : 0xff, data->emu_chip_size);
+ memset(data->flashchip_contents, data->erase_to_zero ? 0x00 : 0xff, data->emu_chip_size);
/* Will be freed by shutdown function if necessary. */
data->emu_persistent_image = extract_programmer_param("image");
@@ -1009,10 +1009,10 @@ int dummy_init(void)
if ((uintmax_t)image_stat.st_size == data->emu_chip_size) {
msg_pdbg("matches.\n");
msg_pdbg("Reading %s\n", data->emu_persistent_image);
- if (read_buf_from_file(flashchip_contents, data->emu_chip_size,
+ if (read_buf_from_file(data->flashchip_contents, data->emu_chip_size,
data->emu_persistent_image)) {
msg_perr("Unable to read %s\n", data->emu_persistent_image);
- free(flashchip_contents);
+ free(data->flashchip_contents);
return 1;
}
} else {
@@ -1023,7 +1023,7 @@ int dummy_init(void)
dummy_init_out:
if (register_shutdown(dummy_shutdown, data)) {
- free(flashchip_contents);
+ free(data->flashchip_contents);
free(data);
return 1;
}