diff options
Diffstat (limited to 'src/soc/amd/picasso/pcie_gpp.c')
| -rw-r--r-- | src/soc/amd/picasso/pcie_gpp.c | 130 |
1 files changed, 100 insertions, 30 deletions
diff --git a/src/soc/amd/picasso/pcie_gpp.c b/src/soc/amd/picasso/pcie_gpp.c index ca368f94b1..8b6af4aa0f 100644 --- a/src/soc/amd/picasso/pcie_gpp.c +++ b/src/soc/amd/picasso/pcie_gpp.c @@ -1,6 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ #include <acpi/acpigen.h> +#include <arch/ioapic.h> #include <assert.h> #include <amdblocks/amd_pci_util.h> #include <device/device.h> @@ -139,9 +140,36 @@ static void acpigen_write_PRT(const struct device *dev) } acpigen_write_method("_PRT", 0); + + /* If (PMOD) */ + acpigen_write_if(); + acpigen_emit_namestring("PMOD"); + + /* Return (Package{...}) */ acpigen_emit_byte(RETURN_OP); - acpigen_write_package(4); + acpigen_write_package(4); /* Package - APIC Routing */ + for (unsigned int i = 0; i < 4; ++i) { + irq_index = calculate_irq(pci_routing, i); + + acpigen_write_package(4); + acpigen_write_dword(0x0000FFFF); + acpigen_write_byte(i); + acpigen_write_byte(0); /* Source: GSI */ + /* GNB IO-APIC is located after the FCH IO-APIC */ + acpigen_write_dword(IO_APIC_INTERRUPTS + irq_index); + acpigen_pop_len(); + } + acpigen_pop_len(); /* Package - APIC Routing */ + acpigen_pop_len(); /* End If */ + + /* Else */ + acpigen_write_else(); + + /* Return (Package{...}) */ + acpigen_emit_byte(RETURN_OP); + + acpigen_write_package(4); /* Package - PIC Routing */ for (unsigned int i = 0; i < 4; ++i) { irq_index = calculate_irq(pci_routing, i); @@ -154,7 +182,9 @@ static void acpigen_write_PRT(const struct device *dev) acpigen_write_dword(0); acpigen_pop_len(); } - acpigen_pop_len(); /* Package */ + acpigen_pop_len(); /* Package - PIC Routing */ + + acpigen_pop_len(); /* End Else */ acpigen_pop_len(); /* Method */ } @@ -174,40 +204,80 @@ static void acpigen_write_PRT(const struct device *dev) * * Method (_PRT, 0, NotSerialized) // _PRT: PCI Routing Table * { - * Return (Package (0x04) + * If (PMOD) * { - * Package (0x04) + * Return (Package (0x04) * { - * 0x0000FFFF, - * 0x00, - * \_SB.INTE, - * 0x00000000 - * }, + * Package (0x04) + * { + * 0x0000FFFF, + * 0x00, + * 0x00, + * 0x00000034 + * }, * - * Package (0x04) - * { - * 0x0000FFFF, - * 0x01, - * \_SB.INTF, - * 0x00000000 - * }, + * Package (0x04) + * { + * 0x0000FFFF, + * 0x01, + * 0x00, + * 0x00000035 + * }, * - * Package (0x04) - * { - * 0x0000FFFF, - * 0x02, - * \_SB.INTG, - * 0x00000000 - * }, + * Package (0x04) + * { + * 0x0000FFFF, + * 0x02, + * 0x00, + * 0x00000036 + * }, * - * Package (0x04) + * Package (0x04) + * { + * 0x0000FFFF, + * 0x03, + * 0x00, + * 0x00000037 + * } + * }) + * } + * Else + * { + * Return (Package (0x04) * { - * 0x0000FFFF, - * 0x03, - * \_SB.INTH, - * 0x00000000 - * } - * }) + * Package (0x04) + * { + * 0x0000FFFF, + * 0x00, + * \_SB.INTE, + * 0x00000000 + * }, + * + * Package (0x04) + * { + * 0x0000FFFF, + * 0x01, + * \_SB.INTF, + * 0x00000000 + * }, + * + * Package (0x04) + * { + * 0x0000FFFF, + * 0x02, + * \_SB.INTG, + * 0x00000000 + * }, + * + * Package (0x04) + * { + * 0x0000FFFF, + * 0x03, + * \_SB.INTH, + * 0x00000000 + * } + * }) + * } * } * } * } |