unsigned board_machtype(void)
{
struct smem_board_info_v2 board_info_v2;
unsigned int board_info_len = 0;
enum platform platform_type = 0;
unsigned smem_status;
unsigned format = 0;
if(hw_platform_type != -1)
return hw_platform_type;
smem_status = smem_read_alloc_entry_offset(SMEM_BOARD_INFO_LOCATION,
&format, sizeof(format), 0);
if(!smem_status)
{
if(format == 2)
{
board_info_len = sizeof(board_info_v2);
smem_status = smem_read_alloc_entry(SMEM_BOARD_INFO_LOCATION,
&board_info_v2, board_info_len);
if(!smem_status)
{
char *build_type = (char *)(board_info_v2.build_id)+ 12;
switch (*build_type)
{
case 'F':
hw_platform_type = LINUX_MACHTYPE_7x27_FFA; break;
case 'S':
hw_platform_type = LINUX_MACHTYPE_7x27_SURF; break;
default:
hw_platform_type = LINUX_MACHTYPE_7x27_SURF; break;
}
}
}
} else {
hw_platform_type = LINUX_MACHTYPE_7x27_SURF;
}
return hw_platform_type;
}
void board_info(void)
{
struct smem_board_info_v4 board_info_v4;
unsigned int board_info_len = 0;
unsigned smem_status;
unsigned format = 0;
unsigned id = 0;
if (hw_platform && target_msm_id)
return;
hw_platform = MSM7X27A_SURF;
target_msm_id = MSM7225A;
smem_status = smem_read_alloc_entry_offset(SMEM_BOARD_INFO_LOCATION,
&format, sizeof(format), 0);
if (!smem_status) {
if (format == 4) {
board_info_len = sizeof(board_info_v4);
smem_status =
smem_read_alloc_entry(SMEM_BOARD_INFO_LOCATION,
&board_info_v4,
board_info_len);
if (!smem_status) {
id = board_info_v4.board_info_v3.hw_platform;
target_msm_id =
board_info_v4.board_info_v3.msm_id;
msm_version =
board_info_v4.board_info_v3.msm_version;
}
}
/* Detect SURF v/s FFA v/s QRD */
if (target_msm_id >= MSM8225 && target_msm_id <= MSM8625
|| (target_msm_id == MSM8125A)) {
switch (id) {
case 0x1:
hw_platform = MSM8X25_SURF;
break;
case 0x2:
hw_platform = MSM8X25_FFA;
break;
case 0x10:
hw_platform = MSM8X25_EVT;
break;
case 0xC:
hw_platform = MSM8X25_EVB;
break;
case 0xF:
hw_platform = MSM8X25_QRD7;
break;
default:
hw_platform = MSM8X25_SURF;
}
} else {
switch (id) {
case 0x1:
/* Set the machine type based on msm ID */
if (msm_is_7x25a(target_msm_id))
hw_platform = MSM7X25A_SURF;
else
hw_platform = MSM7X27A_SURF;
break;
case 0x2:
if (msm_is_7x25a(target_msm_id))
hw_platform = MSM7X25A_FFA;
else
hw_platform = MSM7X27A_FFA;
break;
case 0xB:
if(target_is_emmc_boot())
hw_platform = MSM7X27A_QRD1;
else
hw_platform = MSM7X27A_QRD3;
break;
case 0xC:
hw_platform = MSM7X27A_EVB;
break;
case 0xF:
hw_platform = MSM7X27A_QRD3;
break;
default:
if (msm_is_7x25a(target_msm_id))
hw_platform = MSM7X25A_SURF;
else
hw_platform = MSM7X27A_SURF;
};
}
/* Set msm ID for target variants based on values read from smem */
switch (target_msm_id) {
case MSM7225A:
case MSM7625A:
case ESM7225A:
case MSM7225AA:
case MSM7625AA:
case ESM7225AA:
case MSM7225AB:
case MSM7625AB:
case ESM7225AB:
case MSM7125A:
target_msm_id = MSM7625A;
break;
case MSM8225:
case MSM8625:
case MSM8125A:
target_msm_id = MSM8625;
break;
default:
target_msm_id = MSM7627A;
}
}
return;
}
unsigned board_machtype(void)
{
struct smem_board_info_v5 board_info_v5;
struct smem_board_info_v6 board_info_v6;
unsigned int board_info_len = 0;
unsigned smem_status = 0;
unsigned format = 0;
unsigned id = 0;
unsigned hw_platform = 0;
unsigned fused_chip = 0;
unsigned platform_subtype = 0;
static unsigned mach_id = 0xFFFFFFFF;
if (mach_id != 0xFFFFFFFF)
return mach_id;
/* Detect external msm if this is a "fusion" */
smem_status = smem_read_alloc_entry_offset(SMEM_BOARD_INFO_LOCATION,
&format, sizeof(format), 0);
if (!smem_status) {
if (format == 5) {
board_info_len = sizeof(board_info_v5);
smem_status =
smem_read_alloc_entry(SMEM_BOARD_INFO_LOCATION,
&board_info_v5,
board_info_len);
if (!smem_status) {
fused_chip = board_info_v5.fused_chip;
id = board_info_v5.board_info_v3.hw_platform;
}
} else if (format == 6) {
board_info_len = sizeof(board_info_v6);
smem_status =
smem_read_alloc_entry(SMEM_BOARD_INFO_LOCATION,
&board_info_v6,
board_info_len);
if (!smem_status) {
fused_chip = board_info_v6.fused_chip;
id = board_info_v6.board_info_v3.hw_platform;
platform_subtype =
board_info_v6.platform_subtype;
}
}
}
/* Detect SURF v/s FFA v/s Fluid */
switch (id) {
case 0x1:
hw_platform = HW_PLATFORM_SURF;
break;
case 0x2:
hw_platform = HW_PLATFORM_FFA;
break;
case 0x3:
hw_platform = HW_PLATFORM_FLUID;
break;
case 0x6:
hw_platform = HW_PLATFORM_QT;
break;
case 0xA:
hw_platform = HW_PLATFORM_DRAGON;
break;
default:
/* Writing to Debug LED register and reading back to auto detect
SURF and FFA. If we read back, it is SURF */
debug_led_write(0xA5);
if ((debug_led_read() & 0xFF) == 0xA5) {
debug_led_write(0);
hw_platform = HW_PLATFORM_SURF;
} else
hw_platform = HW_PLATFORM_FFA;
};
/* Use platform_subtype or fused_chip information to determine machine id */
if (format >= 6) {
switch (platform_subtype) {
case HW_PLATFORM_SUBTYPE_CSFB:
case HW_PLATFORM_SUBTYPE_SVLTE2A:
if (hw_platform == HW_PLATFORM_SURF)
mach_id = LINUX_MACHTYPE_8660_CHARM_SURF;
else if (hw_platform == HW_PLATFORM_FFA)
mach_id = LINUX_MACHTYPE_8660_CHARM_FFA;
break;
default:
if (hw_platform == HW_PLATFORM_SURF)
mach_id = LINUX_MACHTYPE_8660_SURF;
else if (hw_platform == HW_PLATFORM_FFA)
mach_id = LINUX_MACHTYPE_8660_FFA;
else if (hw_platform == HW_PLATFORM_FLUID)
mach_id = LINUX_MACHTYPE_8660_FLUID;
else if (hw_platform == HW_PLATFORM_QT)
mach_id = LINUX_MACHTYPE_8660_QT;
else if (hw_platform == HW_PLATFORM_DRAGON)
mach_id = LINUX_MACHTYPE_8x60_DRAGON;
}
} else if (format == 5) {
switch (fused_chip) {
case UNKNOWN:
if (hw_platform == HW_PLATFORM_SURF)
mach_id = LINUX_MACHTYPE_8660_SURF;
else if (hw_platform == HW_PLATFORM_FFA)
mach_id = LINUX_MACHTYPE_8660_FFA;
else if (hw_platform == HW_PLATFORM_FLUID)
mach_id = LINUX_MACHTYPE_8660_FLUID;
else if (hw_platform == HW_PLATFORM_QT)
mach_id = LINUX_MACHTYPE_8660_QT;
else if (hw_platform == HW_PLATFORM_DRAGON)
mach_id = LINUX_MACHTYPE_8x60_DRAGON;
break;
case MDM9200:
case MDM9600:
if (hw_platform == HW_PLATFORM_SURF)
mach_id = LINUX_MACHTYPE_8660_CHARM_SURF;
else if (hw_platform == HW_PLATFORM_FFA)
mach_id = LINUX_MACHTYPE_8660_CHARM_FFA;
break;
default:
mach_id = LINUX_MACHTYPE_8660_FFA;
}
}
return mach_id;
}
void smem_ptable_init(void)
{
unsigned i;
unsigned ret;
unsigned len = 0;
/* Read only the header portion of ptable */
ret = smem_read_alloc_entry_offset(SMEM_AARM_PARTITION_TABLE,
&smem_ptable,
SMEM_PTABLE_HDR_LEN,
0);
if (ret)
{
dprintf(CRITICAL, "Failed to read ptable hdr (%d)", ret);
ASSERT(0);
}
/* Verify ptable magic */
if (smem_ptable.magic[0] != _SMEM_PTABLE_MAGIC_1 ||
smem_ptable.magic[1] != _SMEM_PTABLE_MAGIC_2)
return;
/* Ensure that # of partitions is less than the max we have allocated. */
ASSERT(smem_ptable.len <= SMEM_PTABLE_MAX_PARTS);
/* Find out length of partition data based on table version. */
if (smem_ptable.version <= 3)
{
len = SMEM_PTABLE_HDR_LEN + SMEM_PTABLE_MAX_PARTS_V3*sizeof(struct smem_ptn);
}
else if (smem_ptable.version == 4)
{
len = SMEM_PTABLE_HDR_LEN + SMEM_PTABLE_MAX_PARTS_V4*sizeof(struct smem_ptn);
}
else
{
dprintf(CRITICAL, "Unknown ptable version (%d)", smem_ptable.version);
ASSERT(0);
}
ret = smem_read_alloc_entry(SMEM_AARM_PARTITION_TABLE,
&smem_ptable,
len);
if (ret)
{
dprintf(CRITICAL, "Failed to read ptable (%d)", ret);
ASSERT(0);
}
dump_smem_ptable();
dprintf(INFO, "smem ptable found: ver: %d len: %d\n",
smem_ptable.version, smem_ptable.len);
for (i = 0; i < smem_ptable.len; i++) {
if (!strcmp(smem_ptable.parts[i].name, "0:APPS"))
break;
}
if (i == smem_ptable.len)
return;
smem_apps_flash_start = smem_ptable.parts[i].start;
}
void board_info(void)
{
struct smem_board_info_v4 board_info_v4;
unsigned int board_info_len = 0;
unsigned smem_status;
unsigned format = 0;
unsigned id = 0;
if (hw_platform && target_msm_id)
return;
hw_platform = MSM7X27A_SURF;
target_msm_id = MSM7225A;
smem_status = smem_read_alloc_entry_offset(SMEM_BOARD_INFO_LOCATION,
&format, sizeof(format), 0);
if (!smem_status) {
if (format == 4) {
board_info_len = sizeof(board_info_v4);
smem_status =
smem_read_alloc_entry(SMEM_BOARD_INFO_LOCATION,
&board_info_v4,
board_info_len);
if (!smem_status) {
id = board_info_v4.board_info_v3.hw_platform;
target_msm_id =
board_info_v4.board_info_v3.msm_id;
msm_version =
board_info_v4.board_info_v3.msm_version;
platform_version =
board_info_v4.platform_version;
}
}
/* Detect SURF v/s FFA v/s QRD */
if (target_msm_id >= MSM8225 && target_msm_id <= MSM8625
|| (target_msm_id == MSM8125A)
|| (target_msm_id == MSM8125)) {
switch (id) {
case 0x1:
hw_platform = MSM8X25_SURF;
BOARD_NAME(target_msm_id, "SURF");
break;
case 0x2:
hw_platform = MSM8X25_FFA;
BOARD_NAME(target_msm_id, "FFA");
break;
case 0x10:
case 0x60000000:
/* Linux kernel use the id as the array index, change 0x60000000 to 0xA2 */
case 0xA2:
hw_platform = MSM8X25_QRD5;
BOARD_NAME(target_msm_id, "QRD5");
break;
case 0xC:
hw_platform = MSM8X25_EVB;
BOARD_NAME(target_msm_id, "EVB");
break;
case 0xA0:
hw_platform = MSM8X25_SKUA;
BOARD_NAME(target_msm_id, "SKUA");
break;
case 0xA6:
hw_platform = MSM8X25_SKUB;
BOARD_NAME(target_msm_id, "SKUB");
break;
case 0xA7:
hw_platform = MSM8X25Q_SKUD;
BOARD_NAME(target_msm_id, "SKUD");
break;
case 0xA8:
hw_platform = MSM8X25Q_SKUE;
BOARD_NAME(target_msm_id, "SKUE");
break;
case 0xF:
hw_platform = MSM8X25_QRD7;
BOARD_NAME(target_msm_id, "QRD7");
break;
default:
hw_platform = MSM8X25_SURF;
BOARD_NAME(target_msm_id, "SURF");
}
} else {
switch (id) {
case 0x1:
/* Set the machine type based on msm ID */
if (msm_is_7x25a(target_msm_id))
hw_platform = MSM7X25A_SURF;
else
hw_platform = MSM7X27A_SURF;
BOARD_NAME(target_msm_id, "SURF");
break;
case 0x2:
if (msm_is_7x25a(target_msm_id))
hw_platform = MSM7X25A_FFA;
else
hw_platform = MSM7X27A_FFA;
BOARD_NAME(target_msm_id, "FFA");
break;
case 0xB:
if(target_is_emmc_boot())
hw_platform = MSM7X27A_QRD1;
BOARD_NAME(target_msm_id, "QRD1");
hw_platform = MSM7X27A_QRD3;
break;
case 0xC:
hw_platform = MSM7X27A_EVB;
BOARD_NAME(target_msm_id, "EVB");
break;
case 0xF:
hw_platform = MSM7X27A_QRD3;
BOARD_NAME(target_msm_id, "QRD3");
break;
case 0xA2:
hw_platform = MSM7X27A_QRD5A;
BOARD_NAME(target_msm_id, "QRD5A");
break;
default:
if (msm_is_7x25a(target_msm_id))
hw_platform = MSM7X25A_SURF;
else
hw_platform = MSM7X27A_SURF;
BOARD_NAME(target_msm_id, "SURF");
};
}
/* Set msm ID for target variants based on values read from smem */
switch (target_msm_id) {
case MSM7225A:
case MSM7625A:
case ESM7225A:
case MSM7225AA:
case MSM7625AA:
case ESM7225AA:
case MSM7225AB:
case MSM7625AB:
case ESM7225AB:
case MSM7125A:
target_msm_id = MSM7625A;
break;
case MSM8225:
case MSM8625:
case MSM8125A:
case MSM8125:
target_msm_id = MSM8625;
break;
default:
target_msm_id = MSM7627A;
}
}
dprintf(INFO, "LK:hardware_id %d,hw_platform %d, target_msm_id %d\n",
id, hw_platform, target_msm_id);
return;
}
void target_detect(void)
{
struct smem_board_info_v6 board_info_v6;
unsigned int board_info_len = 0;
unsigned smem_status = 0;
unsigned format = 0;
unsigned id = HW_PLATFORM_UNKNOWN;
smem_status = smem_read_alloc_entry_offset(SMEM_BOARD_INFO_LOCATION,
&format, sizeof(format), 0);
if (!smem_status) {
if (format == 6) {
board_info_len = sizeof(board_info_v6);
smem_status =
smem_read_alloc_entry(SMEM_BOARD_INFO_LOCATION,
&board_info_v6,
board_info_len);
if (!smem_status) {
id = board_info_v6.board_info_v3.hw_platform;
}
}
}
platform_id = board_info_v6.board_info_v3.msm_id;
/* Detect the board we are running on */
if ((platform_id == MSM8960) || (platform_id == MSM8660A)
|| (platform_id == MSM8260A) || (platform_id == APQ8060A)) {
switch (id) {
case HW_PLATFORM_SURF:
target_id = LINUX_MACHTYPE_8960_CDP;
break;
case HW_PLATFORM_MTP:
target_id = LINUX_MACHTYPE_8960_MTP;
break;
case HW_PLATFORM_FLUID:
target_id = LINUX_MACHTYPE_8960_FLUID;
break;
case HW_PLATFORM_LIQUID:
target_id = LINUX_MACHTYPE_8960_LIQUID;
break;
default:
target_id = LINUX_MACHTYPE_8960_CDP;
}
} else if ((platform_id == MSM8230) || (platform_id == MSM8630)
|| (platform_id == MSM8930) || (platform_id == APQ8030)) {
switch (id) {
case HW_PLATFORM_SURF:
target_id = LINUX_MACHTYPE_8930_CDP;
break;
case HW_PLATFORM_MTP:
target_id = LINUX_MACHTYPE_8930_MTP;
break;
case HW_PLATFORM_FLUID:
target_id = LINUX_MACHTYPE_8930_FLUID;
break;
default:
target_id = LINUX_MACHTYPE_8930_CDP;
}
} else if ((platform_id == MSM8227) || (platform_id == MSM8627)) {
switch (id) {
case HW_PLATFORM_SURF:
target_id = LINUX_MACHTYPE_8627_CDP;
break;
case HW_PLATFORM_MTP:
target_id = LINUX_MACHTYPE_8627_MTP;
break;
default:
target_id = LINUX_MACHTYPE_8627_CDP;
}
} else if (platform_id == APQ8064) {
switch (id) {
case HW_PLATFORM_SURF:
target_id = LINUX_MACHTYPE_8064_SIM;
break;
default:
target_id = LINUX_MACHTYPE_8064_RUMI3;
}
} else {
dprintf(CRITICAL, "platform_id (%d) is not identified.\n",
platform_id);
ASSERT(0);
}
}