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system76-coreboot/util/inteltool/amb.c
Patrick Georgi 7333a116b3 util/: Replace GPLv2 boiler plate with SPDX header 
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perl -i -p0e 's|\/\*[\s*]*.*This[\s*#]*program[\s*#]*is[\s*#]*free[\s*#]*software[;:,][\s*#]*you[\s*#]*can[\s*#]*redistribute[\s*#]*it[\s*#]*and/or[\s*#]*modify[\s*#]*it[\s*#]*under[\s*#]*the[\s*#]*terms[\s*#]*of[\s*#]*the[\s*#]*GNU[\s*#]*General[\s*#]*Public[\s*#]*License[\s*#]*as[\s*#]*published[\s*#]*by[\s*#]*the[\s*#]*Free[\s*#]*Software[\s*#]*Foundation[;:,][\s*#]*either[\s*#]*version[\s*#]*3[\s*#]*of[\s*#]*the[\s*#]*License[;:,][\s*#]*or[\s*#]*.at[\s*#]*your[\s*#]*option.*[\s*#]*any[\s*#]*later[\s*#]*version.[\s*#]*This[\s*#]*program[\s*#]*is[\s*#]*distributed[\s*#]*in[\s*#]*the[\s*#]*hope[\s*#]*that[\s*#]*it[\s*#]*will[\s*#]*be[\s*#]*useful[;:,][\s*#]*but[\s*#]*WITHOUT[\s*#]*ANY[\s*#]*WARRANTY[;:,][\s*#]*without[\s*#]*even[\s*#]*the[\s*#]*implied[\s*#]*warranty[\s*#]*of[\s*#]*MERCHANTABILITY[\s*#]*or[\s*#]*FITNESS[\s*#]*FOR[\s*#]*A[\s*#]*PARTICULAR[\s*#]*PURPOSE.[\s*#]*See[\s*#]*the[\s*#]*GNU[\s*#]*General[\s*#]*Public[\s*#]*License[\s*#]*for[\s*#]*more[\s*#]*details.[\s*]*\*\/|/* SPDX-License-Identifier: GPL-3.0-or-later */|' $(cat filelist)

perl -i -p0e 's|(\#\#*)[\w]*.*is free software[:;][\#\s]*you[\#\s]*can[\#\s]*redistribute[\#\s]*it[\#\s]*and\/or[\#\s]*modify[\#\s]*it[\s\#]*under[\s \#]*the[\s\#]*terms[\s\#]*of[\s\#]*the[\s\#]*GNU[\s\#]*General[\s\#]*Public[\s\#]*License[\s\#]*as[\s\#]*published[\s\#]*by[\s\#]*the[\s\#]*Free[\s\#]*Software[\s\#]*Foundation[;,][\s\#]*version[\s\#]*2[\s\#]*of[\s\#]*the[\s\#]*License.*[\s\#]*This[\s\#]*program[\s\#]*is[\s\#]*distributed[\s\#]*in[\s\#]*the[\s\#]*hope[\s\#]*that[\s\#]*it[\s\#]*will[\#\s]*be[\#\s]*useful,[\#\s]*but[\#\s]*WITHOUT[\#\s]*ANY[\#\s]*WARRANTY;[\#\s]*without[\#\s]*even[\#\s]*the[\#\s]*implied[\#\s]*warranty[\#\s]*of[\#\s]*MERCHANTABILITY[\#\s]*or[\#\s]*FITNESS[\#\s]*FOR[\#\s]*A[\#\s]*PARTICULAR[\#\s]*PURPOSE.[\#\s]*See[\#\s]*the[\#\s]*GNU[\#\s]*General[\#\s]*Public[\#\s]*License[\#\s]*for[\#\s]*more[\#\s]*details.\s(#* *\n)*|\1 SPDX-License-Identifier: GPL-2.0-only\n\n|' $(cat filelist)

perl -i -p0e 's|(\#\#*)[\w*]*.*is free software[:;][\s*]*you[\s*]*can[\s*]*redistribute[\s*]*it[\s*]*and\/or[\s*]*modify[\s*]*it[\s*]*under[\s*]*the[\s*]*terms[\s*]*of[\s*]*the[\s*]*GNU[\s*]*General[\s*]*Public[\s*]*License[\s*]*as[\s*]*published[\s*]*by[\s*]*the[\s*]*Free[\s*]*Software[\s*]*Foundation[;,][\s*]*version[\s*]*2[\s*]*of[\s*]*the[\s*]*License.[\s*]*This[\s*]*program[\s*]*is[\s*]*distributed[\s*]*in[\s*]*the[\s*]*hope[\s*]*that[\s*]*it[\s*]*will[\s*]*be[\s*]*useful,[\s*]*but[\s*]*WITHOUT[\s*]*ANY[\s*]*WARRANTY;[\s*]*without[\s*]*even[\s*]*the[\s*]*implied[\s*]*warranty[\s*]*of[\s*]*MERCHANTABILITY[\s*]*or[\s*]*FITNESS[\s*]*FOR[\s*]*A[\s*]*PARTICULAR[\s*]*PURPOSE.[\s*]*See[\s*]*the[\s*]*GNU[\s*]*General[\s*]*Public[\s*]*License[\s*]*for[\s*]*more[\s*]*details.\s(#* *\n)*|\1 SPDX-License-Identifier: GPL-2.0-only\n\n|' $(cat filelist)

Change-Id: I1008a63b804f355a916221ac994701d7584f60ff
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41177
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2020-05-09 21:22:08 +00:00

453 lines
14 KiB
C
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/* inteltool - dump all registers on an Intel CPU + chipset based system */
/* SPDX-License-Identifier: GPL-2.0-only */
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include "inteltool.h"
#define AMB_CONFIG_SPACE_SIZE 0x20000
#define AMB_ADDR(fn, reg) (((fn & 7) << 8) | ((reg & 0xff)))
static uint32_t amb_read_config32(volatile void *base, int fn, int reg)
{
return read32(base + AMB_ADDR(fn, reg));
}
static void amb_printreg32(volatile void *base, int fn, int reg,
const char *name, int printzero)
{
uint32_t val = amb_read_config32(base, fn, reg);
if (!val && !printzero)
return;
printf("%d:%2.2x %-16.16s: 0x%08x\n", fn, reg, name, val);
}
static uint16_t amb_read_config16(volatile void *base, int fn, int reg)
{
return read16(base + AMB_ADDR(fn, reg));
}
static void amb_printreg16(volatile void *base, int fn, int reg,
const char *name, int printzero)
{
uint16_t val = amb_read_config16(base, fn, reg);
if (!val && !printzero)
return;
printf("%d:%2.2x %-16.16s: 0x%04x\n", fn, reg, name, val);
}
static uint8_t amb_read_config8(volatile void *base, int fn, int reg)
{
return read8(base + AMB_ADDR(fn, reg));
}
static void amb_printreg8(volatile void *base, int fn, int reg,
const char *name, int printzero)
{
uint8_t val = amb_read_config8(base, fn, reg);
if (!val && !printzero)
return;
printf("%d:%2.2x %-16.16s: 0x%02x\n", fn, reg, name, val);
}
static void amb_printreg24(volatile void *base, int fn, int reg,
const char *name, int printzero)
{
uint32_t val;
if (reg & 1) {
val = amb_read_config8(base, fn, reg) |
(amb_read_config16(base, fn, reg + 1) << 8);
} else {
val = amb_read_config16(base, fn, reg) |
(amb_read_config8(base, fn, reg + 2) << 16);
}
if (!val && !printzero)
return;
printf("%d:%2.2x %-16.16s: 0x%06x\n", fn, reg, name, val);
}
struct amb_register {
int fn;
int offset;
const char *name;
void (*printfunc)(volatile void *, int, int, const char *, int);
int width;
} amb_registers[] = {
{ 0, 0x00, "VID", NULL, 2 },
{ 0, 0x02, "DID", NULL, 2 },
{ 0, 0x08, "RID", NULL, 1 },
{ 0, 0x09, "CCR", NULL, 3 },
{ 0, 0x0e, "HDR", NULL, 1 },
{ 1, 0x40, "FBDS0", NULL, 1 },
{ 1, 0x41, "FBDS1", NULL, 1 },
{ 1, 0x42, "FBDS2", NULL, 1 },
{ 1, 0x43, "FBDS3", NULL, 1 },
{ 1, 0x50, "FBDSBCFGCUR", NULL, 1 },
{ 1, 0x51, "FBDNBCFGCUR", NULL, 1 },
{ 1, 0x52, "LINKPARCUR", NULL, 2 },
{ 1, 0x54, "FBDSBCFGNXT", NULL, 1 },
{ 1, 0x55, "FBDNBCFGNXT", NULL, 1 },
{ 1, 0x56, "LINKPARNXT", NULL, 2 },
{ 1, 0x5a, "SBRXMAR", NULL, 1 },
{ 1, 0x5b, "NBRXMAR", NULL, 1 },
{ 1, 0x5c, "MODES", NULL, 1 },
{ 1, 0x60, "FEATURES", NULL, 2 },
{ 1, 0x64, "FBDLIS", NULL, 3 },
{ 1, 0x68, "FBDLOCKTO", NULL, 2 },
{ 1, 0x6c, "FBDHAC", NULL, 1 },
{ 1, 0x6e, "FBDLS", NULL, 1 },
{ 1, 0x70, "RECALDUR", NULL, 1 },
{ 1, 0x74, "LOSDUR", NULL, 1 },
{ 1, 0x78, "SYNCTRAININT", NULL, 1 },
{ 1, 0x7c, "SBCALSTATUS", NULL, 2 },
{ 1, 0x7e, "NBCALSTATUS", NULL, 2 },
{ 1, 0x88, "CBC", NULL, 1 },
{ 1, 0x8c, "EMASK", NULL, 1 },
{ 1, 0x90, "FERR", NULL, 1 },
{ 1, 0x94, "NERR", NULL, 1 },
{ 1, 0x98, "RECCFG", NULL, 2 },
{ 1, 0x9c, "RECFBD0", NULL, 2 },
{ 1, 0x9e, "RECFBD1", NULL, 2 },
{ 1, 0xa0, "RECFBD2", NULL, 2 },
{ 1, 0xa2, "RECFBD3", NULL, 2 },
{ 1, 0xa4, "RECFBD4", NULL, 2 },
{ 1, 0xa6, "RECFBD5", NULL, 2 },
{ 1, 0xa8, "RECFBD6", NULL, 2 },
{ 1, 0xaa, "RECFBD7", NULL, 2 },
{ 1, 0xac, "RECFBD8", NULL, 2 },
{ 1, 0xae, "RECFBD9", NULL, 2 },
{ 1, 0xb0, "PERSBYTE0NXT", NULL, 1 },
{ 1, 0xb1, "PERSBYTE1NXT", NULL, 1 },
{ 1, 0xb2, "PERSBYTE2NXT", NULL, 1 },
{ 1, 0xb3, "PERSBYTE3NXT", NULL, 1 },
{ 1, 0xb4, "PERSBYTE4NXT", NULL, 1 },
{ 1, 0xb5, "PERSBYTE5NXT", NULL, 1 },
{ 1, 0xb6, "PERSBYTE6NXT", NULL, 1 },
{ 1, 0xb7, "PERSBYTE7NXT", NULL, 1 },
{ 1, 0xb8, "PERSBYTE8NXT", NULL, 1 },
{ 1, 0xb9, "PERSBYTE9NXT", NULL, 1 },
{ 1, 0xba, "PERSBYTE10NXT", NULL, 1 },
{ 1, 0xbb, "PERSBYTE11NXT", NULL, 1 },
{ 1, 0xbc, "PERSBYTE12NXT", NULL, 1 },
{ 1, 0xbd, "PERSBYTE13NXT", NULL, 1 },
{ 1, 0xc0, "PERSBYTE0CUR", NULL, 1 },
{ 1, 0xc1, "PERSBYTE1CUR", NULL, 1 },
{ 1, 0xc2, "PERSBYTE2CUR", NULL, 1 },
{ 1, 0xc3, "PERSBYTE3CUR", NULL, 1 },
{ 1, 0xc4, "PERSBYTE4CUR", NULL, 1 },
{ 1, 0xc5, "PERSBYTE5CUR", NULL, 1 },
{ 1, 0xc6, "PERSBYTE6CUR", NULL, 1 },
{ 1, 0xc7, "PERSBYTE7CUR", NULL, 1 },
{ 1, 0xc8, "PERSBYTE8CUR", NULL, 1 },
{ 1, 0xc9, "PERSBYTE9CUR", NULL, 1 },
{ 1, 0xca, "PERSBYTE10CUR", NULL, 1 },
{ 1, 0xcb, "PERSBYTE11CUR", NULL, 1 },
{ 1, 0xcc, "PERSBYTE12CUR", NULL, 1 },
{ 1, 0xcd, "PERSBYTE13CUR", NULL, 1 },
{ 1, 0xe8, "CMD2DATANXT", NULL, 1 },
{ 1, 0xe9, "CMD2DATACUR", NULL, 1 },
{ 1, 0xea, "C2DINCRNXT", NULL, 1 },
{ 1, 0xeb, "C2DINCRCUR", NULL, 1 },
{ 1, 0xec, "C2DDECRNXT", NULL, 1 },
{ 1, 0xed, "C2DDECRCUR", NULL, 1 },
{ 2, 0x40, "SBDRVCFG", NULL, 1 },
{ 2, 0x41, "NBDRVCFG", NULL, 1 },
{ 2, 0x42, "FBDPDCFG", NULL, 1 },
{ 2, 0x44, "RTERMCFG", NULL, 3 },
{ 2, 0x47, "IDTCTRLCFG", NULL, 1 },
{ 2, 0x48, "FBDBUFCFG", NULL, 1 },
{ 2, 0x50, "SBRQOFFS0", NULL, 1 },
{ 2, 0x51, "SBRQOFFS1", NULL, 1 },
{ 2, 0x52, "SBRQOFFS2", NULL, 1 },
{ 2, 0x53, "SBRQOFFS3", NULL, 1 },
{ 2, 0x54, "SBRQOFFS4", NULL, 1 },
{ 2, 0x55, "SBRQOFFS5", NULL, 1 },
{ 2, 0x56, "SBRQOFFS6", NULL, 1 },
{ 2, 0x57, "SBRQOFFS7", NULL, 1 },
{ 2, 0x58, "SBRQOFFS8", NULL, 1 },
{ 2, 0x59, "SBRQOFFS9", NULL, 1 },
{ 2, 0x60, "NBRQOFFS0", NULL, 1 },
{ 2, 0x61, "NBRQOFFS1", NULL, 1 },
{ 2, 0x62, "NBRQOFFS2", NULL, 1 },
{ 2, 0x63, "NBRQOFFS3", NULL, 1 },
{ 2, 0x64, "NBRQOFFS4", NULL, 1 },
{ 2, 0x65, "NBRQOFFS5", NULL, 1 },
{ 2, 0x66, "NBRQOFFS6", NULL, 1 },
{ 2, 0x67, "NBRQOFFS7", NULL, 1 },
{ 2, 0x68, "NBRQOFFS8", NULL, 1 },
{ 2, 0x69, "NBRQOFFS9", NULL, 1 },
{ 2, 0x6a, "NBRQOFFS10", NULL, 1 },
{ 2, 0x6b, "NBRQOFFS11", NULL, 1 },
{ 2, 0x6c, "NBRQOFFS12", NULL, 1 },
{ 2, 0x6d, "NBRQOFFS13", NULL, 1 },
{ 2, 0x90, "TESTCFG", NULL, 1 },
{ 2, 0x94, "SBTXENCFG", NULL, 2 },
{ 2, 0x96, "NBTXENCFG", NULL, 2 },
{ 2, 0x98, "IDLEDETCFG", NULL, 2 },
{ 2, 0xa4, "SBRXSTATUS", NULL, 4 },
{ 2, 0xa8, "SBRXSTATUS", NULL, 1 },
{ 3, 0x3c, "MBIDT", NULL, 1 },
{ 3, 0x40, "MBCSR", NULL, 4 },
{ 3, 0x44, "MBADDR", NULL, 4 },
{ 3, 0x40, "MBDATA0", NULL, 4 },
{ 3, 0x41, "MBDATA1", NULL, 4 },
{ 3, 0x42, "MBDATA2", NULL, 4 },
{ 3, 0x43, "MBDATA3", NULL, 4 },
{ 3, 0x44, "MBDATA4", NULL, 4 },
{ 3, 0x45, "MBDATA5", NULL, 4 },
{ 3, 0x46, "MBDATA6", NULL, 4 },
{ 3, 0x47, "MBDATA7", NULL, 4 },
{ 3, 0x48, "MBDATA8", NULL, 4 },
{ 3, 0x49, "MBDATA9", NULL, 4 },
{ 3, 0x70, "DAREFTC", NULL, 4 },
{ 3, 0x74, "DSREFTC", NULL, 3 },
{ 3, 0x77, "MTR", NULL, 1 },
{ 3, 0x78, "DRT", NULL, 4 },
{ 3, 0x7c, "DRC", NULL, 4 },
{ 3, 0x80, "TEMPLO", NULL, 1 },
{ 3, 0x81, "TEMPMID", NULL, 1 },
{ 3, 0x82, "TEMPHI", NULL, 1 },
{ 3, 0x83, "UPDATED", NULL, 1 },
{ 3, 0x84, "TEMPSTAT", NULL, 1 },
{ 3, 0x85, "TEMP", NULL, 1 },
{ 3, 0x86, "TEMPOFFSET", NULL, 1 },
{ 3, 0x9c, "MB_START_ADDR", NULL, 4 },
{ 3, 0xa0, "MB_END_ADDR", NULL, 4 },
{ 3, 0xa4, "MBLFSRSEED", NULL, 4 },
{ 3, 0xa8, "MBFADDRPTR", NULL, 4 },
{ 3, 0xb0, "MB_ERR_DATA00", NULL, 4 },
{ 3, 0xb4, "MB_ERR_DATA01", NULL, 4 },
{ 3, 0xb8, "MB_ERR_DATA02", NULL, 4 },
{ 3, 0xbc, "MB_ERR_DATA03", NULL, 4 },
{ 3, 0xc0, "MB_ERR_DATA04", NULL, 2 },
{ 3, 0xc4, "MB_ERR_DATA10", NULL, 4 },
{ 3, 0xc8, "MB_ERR_DATA11", NULL, 4 },
{ 3, 0xcc, "MB_ERR_DATA12", NULL, 4 },
{ 3, 0xd0, "MB_ERR_DATA13", NULL, 4 },
{ 3, 0xd4, "MB_ERR_DATA14", NULL, 2 },
{ 4, 0x40, "DCALCSR", NULL, 4 },
{ 4, 0x44, "DCALADDR", NULL, 4 },
{ 4, 0x98, "DSRETC", NULL, 4 },
{ 4, 0xa4, "S3RESTORE0", NULL, 4 },
{ 4, 0xa8, "S3RESTORE1", NULL, 4 },
{ 4, 0xac, "S3RESTORE2", NULL, 4 },
{ 4, 0xb0, "S3RESTORE3", NULL, 4 },
{ 4, 0xb4, "S3RESTORE4", NULL, 4 },
{ 4, 0xb8, "S3RESTORE5", NULL, 4 },
{ 4, 0xbc, "S3RESTORE6", NULL, 4 },
{ 4, 0xc0, "S3RESTORE7", NULL, 4 },
{ 4, 0xc4, "S3RESTORE8", NULL, 4 },
{ 4, 0xc8, "S3RESTORE9", NULL, 4 },
{ 4, 0xcc, "S3RESTORE10", NULL, 4 },
{ 4, 0xe8, "FIVESREG", NULL, 4 },
{ 4, 0xea, "AAAAREG", NULL, 4 },
{ 5, 0x3c, "TRANSCFG", NULL, 4 },
{ 5, 0x40, "TRANDERR0", NULL, 2 },
{ 5, 0x42, "TRANDERR1", NULL, 2 },
{ 5, 0x44, "TRANDERR2", NULL, 2 },
{ 5, 0x46, "TRANDERR3", NULL, 2 },
{ 5, 0x48, "TRANDERR4", NULL, 2 },
{ 5, 0x4a, "TRANDERR5", NULL, 2 },
{ 5, 0x4c, "TRANDERR6", NULL, 2 },
{ 5, 0x4e, "TRANDERR7", NULL, 2 },
{ 5, 0x50, "TRANDERR8", NULL, 2 },
{ 5, 0x80, "TRANSCTRL", NULL, 1 },
{ 5, 0xbc, "SBMATCHU", NULL, 3 },
{ 5, 0xc0, "SBMATCHL0", NULL, 4 },
{ 5, 0xcc, "SBMASKU", NULL, 3 },
{ 5, 0xd0, "SBMASKL0", NULL, 4 },
{ 5, 0xe0, "EVENTSEL0", NULL, 3 },
{ 5, 0xfc, "EICNTL", NULL, 1 },
{ 5, 0xfe, "STUCKL", NULL, 1 },
{ 6, 0x50, "NBRXSTATUS", NULL, 4 },
{ 6, 0x7c, "SPAD0", NULL, 4 },
{ 6, 0x80, "SBFIBPORTCTL", NULL, 4 },
{ 6, 0x84, "SBFIBPGCTL", NULL, 4 },
{ 6, 0x88, "SBFIBPATTBUF1", NULL, 3 },
{ 6, 0x8c, "SBFIBTXMSK", NULL, 2 },
{ 6, 0x90, "SBFIBRXMSK", NULL, 2 },
{ 6, 0x94, "SBFIBTXSHFT", NULL, 2 },
{ 6, 0x98, "SBFIBRXSHFT", NULL, 2 },
{ 6, 0x9c, "SBFIBRXLNERR", NULL, 2 },
{ 6, 0xa0, "SBFIBPATTBUF2", NULL, 3 },
{ 6, 0xa4, "SBFIBPATT2EN", NULL, 2 },
{ 6, 0xb0, "SBFIBINIT", NULL, 4 },
{ 6, 0xb4, "SBIBISTMISC", NULL, 3 },
{ 6, 0xc0, "NBFIBPORTCTL", NULL, 4 },
{ 6, 0xc4, "NBFIBPGCTL", NULL, 4 },
{ 6, 0xc8, "NBFIBPATTBUF1", NULL, 3 },
{ 6, 0xcc, "NBFIBTXMSK", NULL, 2 },
{ 6, 0xd0, "NBFIBRXMSK", NULL, 2 },
{ 6, 0xd4, "NBFIBTXSHFT", NULL, 2 },
{ 6, 0xd8, "NBFIBRXSHFT", NULL, 2 },
{ 6, 0xdc, "NBFIBRXLNERR", NULL, 2 },
{ 6, 0xe0, "NBFIBPATTBUF2", NULL, 3 },
{ 6, 0xe4, "NBFIBPATT2EN", NULL, 2 },
{ 6, 0xf0, "NBFIBINIT", NULL, 4 },
{ 6, 0xf4, "NBIBISTMISC", NULL, 3 },
{ 7, 0x40, "ODRV_ADJ_ADDR_A", NULL, 3 },
{ 7, 0x43, "ODRV_ADJ_CAS_A", NULL, 3 },
{ 7, 0x46, "ODRV_ADJ_CKE_A", NULL, 3 },
{ 7, 0x49, "ODRV_ADJ_ODT_A", NULL, 3 },
{ 7, 0x4c, "ODRV_ADJ_ADDR_B", NULL, 3 },
{ 7, 0x4f, "ODRV_ADJ_CAS_B", NULL, 3 },
{ 7, 0x52, "ODRV_ADJ_CKE_B", NULL, 3 },
{ 7, 0x55, "ODRV_ADJ_ODT_B", NULL, 3 },
{ 7, 0x58, "ODRV_ADJ_CLK0", NULL, 3 },
{ 7, 0x5b, "ODRV_ADJ_CLK1", NULL, 3 },
{ 7, 0x5e, "ODRV_ADJ_CLK2", NULL, 3 },
{ 7, 0x61, "ODRV_ADJ_CLK3", NULL, 3 },
{ 7, 0x64, "ODRV_ADJ_DQ_DQS", NULL, 3 },
{ 7, 0x67, "DDR_ODTCTL", NULL, 1 },
{ 7, 0x69, "DDR_ZCAL", NULL, 2 },
{ 7, 0x6c, "DDR_ZCTL", NULL, 4 },
{ 7, 0x78, "VHOSTCNTL", NULL, 1 },
{ 7, 0x79, "DQSDLY_SMBUSCTL", NULL, 1 },
{ 7, 0x7c, "SPAD1", NULL, 4 },
{ 7, 0x80, "CTL_ADDR_A", NULL, 1 },
{ 7, 0x81, "CTL_CAS_A", NULL, 1 },
{ 7, 0x82, "CTL_CKE_A", NULL, 1 },
{ 7, 0x83, "CTL_ODT_A", NULL, 1 },
{ 7, 0x84, "CTL_ADDR_B", NULL, 1 },
{ 7, 0x85, "CTL_CAS_B", NULL, 1 },
{ 7, 0x86, "CTL_CKE_B", NULL, 1 },
{ 7, 0x87, "CTL_ODT_B", NULL, 1 },
{ 7, 0x88, "CTL_CLK0", NULL, 1 },
{ 7, 0x89, "CTL_CLK1", NULL, 1 },
{ 7, 0x8a, "CTL_CLK2", NULL, 1 },
{ 7, 0x8b, "CTL_CLK3", NULL, 1 },
{ 7, 0x8c, "CTL_DQ", NULL, 1 },
{ 7, 0x8d, "CTL_DQS", NULL, 1 },
{ 0, 0x00, NULL, NULL, 0 },
};
static void dump_amb(volatile void *ambconfig, int branch, int channel, int amb)
{
struct amb_register *reg;
static int lastreg, lastfn;
int bytes;
volatile void *base = ambconfig + \
((branch << 16) | (channel << 15) | (amb << 11));
if ((amb_read_config32(base, 0, 0) == 0xffffffff) |
(amb_read_config32(base, 0, 0) == 0x00000000))
return;
printf("AMB %d, branch %d, channel %d register dump:\n"
"============================================\n",
amb, branch, channel);
for(reg = amb_registers; reg->name; reg++) {
if (reg->fn == lastfn && reg->offset > 0 && reg->offset - lastreg) {
bytes = reg->offset - lastreg;
do {
if (!(lastreg & 3) && bytes >= 4) {
amb_printreg32(base, reg->fn, lastreg, "RESERVED", 0);
bytes -= 4;
lastreg += 4;
} else if (!(lastreg & 1) && bytes >= 2) {
amb_printreg16(base, reg->fn, lastreg, "RESERVED", 0);
bytes -= 2;
lastreg += 2;
} else {
amb_printreg8(base, reg->fn, lastreg, "RESERVED", 0);
bytes -= 1;
lastreg += 1;
}
} while(bytes > 0);
}
switch(reg->width) {
case 1:
amb_printreg8(base, reg->fn, reg->offset, reg->name, 1);
break;
case 2:
amb_printreg16(base, reg->fn, reg->offset, reg->name, 1);
break;
case 3:
amb_printreg24(base, reg->fn, reg->offset, reg->name, 1);
break;
case 4:
amb_printreg32(base, reg->fn, reg->offset, reg->name, 1);
break;
default:
break;
}
if (reg->printfunc)
reg->printfunc(base, reg->fn, reg->offset, reg->name, 1);
lastreg = reg->offset + reg->width;
lastfn = reg->fn;
}
printf("\n\n");
}
int print_ambs(struct pci_dev *dev, struct pci_access *pacc)
{
struct pci_dev *dev16;
int branch, channel, amb;
int max_branch, max_channel, max_amb;
volatile void *ambconfig;
uint64_t ambconfig_phys;
printf("\n============= AMBs ============\n\n");
switch (dev->device_id) {
case PCI_DEVICE_ID_INTEL_I5000P:
case PCI_DEVICE_ID_INTEL_I5000X:
case PCI_DEVICE_ID_INTEL_I5000Z:
max_branch = 2;
if (!(dev16 = pci_get_dev(pacc, 0, 0, 0x10, 0))) {
perror("Error: no device 0:16.0\n");
return 1;
}
ambconfig_phys = ((uint64_t)pci_read_long(dev16, 0x4c) << 32) |
pci_read_long(dev16, 0x48);
max_channel = pci_read_byte(dev16, 0x56)/max_branch;
max_amb = pci_read_byte(dev16, 0x57);
pci_free_dev(dev16);
break;
default:
fprintf(stderr, "Error: Dumping AMBs on this MCH is not (yet) supported.\n");
return 1;
}
if (!(ambconfig = map_physical(ambconfig_phys, AMB_CONFIG_SPACE_SIZE))) {
fprintf(stderr, "Error mapping AMB config space\n");
return 1;
}
for(branch = 0; branch < max_branch; branch++) {
for(channel = 0; channel < max_channel; channel++) {
for(amb = 0; amb < max_amb; amb++) {
dump_amb(ambconfig, branch, channel, amb);
}
}
}
unmap_physical((void *)ambconfig, AMB_CONFIG_SPACE_SIZE);
return 0;
}
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