diff options
Diffstat (limited to 'src/soc/amd')
| -rw-r--r-- | src/soc/amd/common/block/acpi/ivrs.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/soc/amd/common/block/acpi/ivrs.c b/src/soc/amd/common/block/acpi/ivrs.c index 7f1fe5d6aa..79b4ff6375 100644 --- a/src/soc/amd/common/block/acpi/ivrs.c +++ b/src/soc/amd/common/block/acpi/ivrs.c @@ -245,10 +245,15 @@ static unsigned long acpi_fill_ivrs40(unsigned long current, acpi_ivrs_ivhd_t *i if (nb_dev->bus->secondary == 0) { /* Describe EMMC */ - current = ivhd_describe_f0_device(current, PCI_DEVFN(0x13, 1), - IVHD_DTE_LINT_1_PASS | IVHD_DTE_LINT_0_PASS | - IVHD_DTE_SYS_MGT_TRANS | IVHD_DTE_NMI_PASS | - IVHD_DTE_EXT_INT_PASS | IVHD_DTE_INIT_PASS); + if (CONFIG(SOC_AMD_COMMON_BLOCK_EMMC)) { + /* PCI_DEVFN(0x13, 1) doesn't exist in the hardware, but it's what the + * reference code uses. Maybe to have a unique PCI device to put into + * the field that doesn't collide with any existing device? */ + current = ivhd_describe_f0_device(current, PCI_DEVFN(0x13, 1), + IVHD_DTE_LINT_1_PASS | IVHD_DTE_LINT_0_PASS | + IVHD_DTE_SYS_MGT_TRANS | IVHD_DTE_NMI_PASS | + IVHD_DTE_EXT_INT_PASS | IVHD_DTE_INIT_PASS); + } } ivhd_40->length += (current - current_backup); |