coreboot-kgpe-d16/util/inteltool/gpio_groups.c

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/* inteltool - dump all registers on an Intel CPU + chipset based system */
util/: Replace GPLv2 boiler plate with SPDX header Used commands: perl -i -p0e 's|\/\*[\s*]*.*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*]*\*\/|/* SPDX-License-Identifier: GPL-2.0-only */|' $(cat filelist) perl -i -p0e '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*]*2[\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-2.0-or-later */|' $(cat filelist) 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>
2020-05-08 20:48:04 +02:00
/* SPDX-License-Identifier: GPL-2.0-only */
#include <stdio.h>
#include <stdlib.h>
#include <stddef.h>
#include <stdint.h>
#include <assert.h>
#include <inttypes.h>
#include "inteltool.h"
#include "pcr.h"
#include "gpio_names/apollolake.h"
#include "gpio_names/cannonlake.h"
#include "gpio_names/cannonlake_lp.h"
#include "gpio_names/denverton.h"
#include "gpio_names/icelake.h"
#include "gpio_names/lewisburg.h"
#include "gpio_names/sunrise.h"
#define SBBAR_SIZE (16 * MiB)
#define PCR_PORT_SIZE (64 * KiB)
static const char *decode_pad_mode(const struct gpio_group *const group,
const size_t pad, const uint32_t dw0)
{
const size_t pad_mode = dw0 >> 10 & 7;
const char *const pad_name =
group->pad_names[pad * group->func_count + pad_mode];
if (!pad_mode)
return pad_name[0] == '*' ? "*GPIO" : "GPIO";
else if (pad_mode < group->func_count)
return group->pad_names[pad * group->func_count + pad_mode];
else
return "RESERVED";
}
static void print_gpio_group(const uint8_t pid, size_t pad_cfg,
const struct gpio_group *const group,
size_t pad_stepping)
{
size_t p;
printf("%s\n", group->display);
for (p = 0; p < group->pad_count; ++p, pad_cfg += pad_stepping) {
const uint32_t dw0 = read_pcr32(pid, pad_cfg);
const uint32_t dw1 = read_pcr32(pid, pad_cfg + 4);
const char *const pad_name =
group->pad_names[p * group->func_count];
printf("0x%04zx: 0x%016"PRIx64" %-12s %-20s\n", pad_cfg,
(uint64_t)dw1 << 32 | dw0,
pad_name[0] == '*' ? &pad_name[1] : pad_name,
decode_pad_mode(group, p, dw0));
}
}
static void print_gpio_community(const struct gpio_community *const community,
size_t pad_stepping)
{
size_t group, pad_count;
size_t pad_cfg; /* offset in bytes under this communities PCR port */
printf("%s\n\nPCR Port ID: 0x%06zx\n\n",
community->name, (size_t)community->pcr_port_id << 16);
for (group = 0, pad_count = 0; group < community->group_count; ++group)
pad_count += community->groups[group]->pad_count;
assert(pad_count * 8 <= PCR_PORT_SIZE - 0x10);
pad_cfg = read_pcr32(community->pcr_port_id, 0x0c);
if (pad_cfg + pad_count * 8 > PCR_PORT_SIZE) {
fprintf(stderr, "Bad Pad Base Address: 0x%08zx\n", pad_cfg);
return;
}
for (group = 0; group < community->group_count; ++group) {
print_gpio_group(community->pcr_port_id,
pad_cfg, community->groups[group],
pad_stepping);
pad_cfg += community->groups[group]->pad_count * pad_stepping;
}
}
const struct gpio_community *const *get_gpio_communities(struct pci_dev *const sb,
size_t* community_count,
size_t* pad_stepping)
{
*pad_stepping = 8;
switch (sb->device_id) {
case PCI_DEVICE_ID_INTEL_H110:
case PCI_DEVICE_ID_INTEL_H170:
case PCI_DEVICE_ID_INTEL_Z170:
case PCI_DEVICE_ID_INTEL_Q170:
case PCI_DEVICE_ID_INTEL_Q150:
case PCI_DEVICE_ID_INTEL_B150:
case PCI_DEVICE_ID_INTEL_C236:
case PCI_DEVICE_ID_INTEL_C232:
case PCI_DEVICE_ID_INTEL_QM170:
case PCI_DEVICE_ID_INTEL_HM170:
case PCI_DEVICE_ID_INTEL_CM236:
case PCI_DEVICE_ID_INTEL_H270:
case PCI_DEVICE_ID_INTEL_Z270:
case PCI_DEVICE_ID_INTEL_Q270:
case PCI_DEVICE_ID_INTEL_Q250:
case PCI_DEVICE_ID_INTEL_B250:
case PCI_DEVICE_ID_INTEL_Z370:
case PCI_DEVICE_ID_INTEL_H310C:
case PCI_DEVICE_ID_INTEL_X299:
*community_count = ARRAY_SIZE(sunrise_communities);
return sunrise_communities;
case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_PRE:
case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_U_BASE_SKL:
case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_Y_PREM_SKL:
case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_U_PREM_SKL:
case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_U_BASE_KBL:
case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_U_PREM_KBL:
case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_Y_PREM_KBL:
case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_U_IHDCP_BASE:
case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_U_IHDCP_PREM:
case PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_Y_IHDCP_PREM:
*community_count = ARRAY_SIZE(sunrise_lp_communities);
return sunrise_lp_communities;
case PCI_DEVICE_ID_INTEL_C621:
case PCI_DEVICE_ID_INTEL_C622:
case PCI_DEVICE_ID_INTEL_C624:
case PCI_DEVICE_ID_INTEL_C625:
case PCI_DEVICE_ID_INTEL_C626:
case PCI_DEVICE_ID_INTEL_C627:
case PCI_DEVICE_ID_INTEL_C628:
case PCI_DEVICE_ID_INTEL_C629:
case PCI_DEVICE_ID_INTEL_C621A:
case PCI_DEVICE_ID_INTEL_C627A:
case PCI_DEVICE_ID_INTEL_C629A:
case PCI_DEVICE_ID_INTEL_C624_SUPER:
case PCI_DEVICE_ID_INTEL_C627_SUPER_1:
case PCI_DEVICE_ID_INTEL_C621_SUPER:
case PCI_DEVICE_ID_INTEL_C627_SUPER_2:
case PCI_DEVICE_ID_INTEL_C628_SUPER:
case PCI_DEVICE_ID_INTEL_C621A_SUPER:
case PCI_DEVICE_ID_INTEL_C627A_SUPER:
case PCI_DEVICE_ID_INTEL_C629A_SUPER:
*community_count = ARRAY_SIZE(lewisburg_communities);
return lewisburg_communities;
case PCI_DEVICE_ID_INTEL_DNV_LPC:
*community_count = ARRAY_SIZE(denverton_communities);
return denverton_communities;
case PCI_DEVICE_ID_INTEL_APL_LPC:
*community_count = ARRAY_SIZE(apl_communities);
return apl_communities;
case PCI_DEVICE_ID_INTEL_CANNONPOINT_LP_U_PREM:
case PCI_DEVICE_ID_INTEL_COMETPOINT_LP_U_PREM:
case PCI_DEVICE_ID_INTEL_COMETPOINT_LP_U_BASE:
*community_count = ARRAY_SIZE(cannonlake_pch_lp_communities);
*pad_stepping = 16;
return cannonlake_pch_lp_communities;
case PCI_DEVICE_ID_INTEL_H310:
case PCI_DEVICE_ID_INTEL_H370:
case PCI_DEVICE_ID_INTEL_Z390:
case PCI_DEVICE_ID_INTEL_Q370:
case PCI_DEVICE_ID_INTEL_B360:
case PCI_DEVICE_ID_INTEL_C246:
case PCI_DEVICE_ID_INTEL_C242:
case PCI_DEVICE_ID_INTEL_QM370:
case PCI_DEVICE_ID_INTEL_HM370:
case PCI_DEVICE_ID_INTEL_CM246:
*community_count = ARRAY_SIZE(cannonlake_pch_h_communities);
*pad_stepping = 16;
return cannonlake_pch_h_communities;
case PCI_DEVICE_ID_INTEL_ICELAKE_LP_U:
*community_count = ARRAY_SIZE(icelake_pch_h_communities);
*pad_stepping = 16;
return icelake_pch_h_communities;
default:
return NULL;
}
}
void print_gpio_groups(struct pci_dev *const sb)
{
size_t community_count;
const struct gpio_community *const *communities;
size_t pad_stepping;
communities = get_gpio_communities(sb, &community_count, &pad_stepping);
if (!communities)
return;
pcr_init(sb);
printf("\n============= GPIOS =============\n\n");
for (; community_count; --community_count)
print_gpio_community(*communities++, pad_stepping);
}