diff options
Diffstat (limited to 'resources/coreboot')
| -rw-r--r-- | resources/coreboot/default/patches/0023-mb-dell-e6400-acpi-Route-Ricoh-R5C847-PCI-IRQ-lines-.patch | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/resources/coreboot/default/patches/0023-mb-dell-e6400-acpi-Route-Ricoh-R5C847-PCI-IRQ-lines-.patch b/resources/coreboot/default/patches/0023-mb-dell-e6400-acpi-Route-Ricoh-R5C847-PCI-IRQ-lines-.patch new file mode 100644 index 00000000..483ea0e1 --- /dev/null +++ b/resources/coreboot/default/patches/0023-mb-dell-e6400-acpi-Route-Ricoh-R5C847-PCI-IRQ-lines-.patch @@ -0,0 +1,125 @@ +From 5c1455495e8d2030473d8194fcf2e1d1111696b7 Mon Sep 17 00:00:00 2001 +From: Nicholas Chin <nic.c3.14@gmail.com> +Date: Tue, 23 May 2023 20:59:56 -0600 +Subject: [PATCH] mb/dell/e6400/acpi: Route Ricoh R5C847 PCI IRQ lines as DBC + +Based on the schematic and vendor ASL code, PCI interrupt lines ABC of +the Ricoh R5C847 PC Card/Media Card/FireWire controller are routed DBC. +From lspci and the schematic this chip is PCI device 1. The original +config copied from the T400 was routed ABCD->BCDA, causing Linux to +issue an "irq 18: nobody cared" message when inserting an SD card. +This is fixed by this patch and the SD card now works properly. + +Change-Id: Iede1de72d5369f1aebbac170792733739add3431 +Signed-off-by: Nicholas Chin <nic.c3.14@gmail.com> +Reviewed-on: https://review.coreboot.org/c/coreboot/+/75411 +Reviewed-by: Paul Menzel <paulepanter@mailbox.org> +Tested-by: build bot (Jenkins) <no-reply@coreboot.org> +Reviewed-by: Angel Pons <th3fanbus@gmail.com> +--- + .../dell/e6400/acpi/ich9_pci_irqs.asl | 85 ++----------------- + 1 file changed, 8 insertions(+), 77 deletions(-) + +diff --git a/src/mainboard/dell/e6400/acpi/ich9_pci_irqs.asl b/src/mainboard/dell/e6400/acpi/ich9_pci_irqs.asl +index 21066fbf3b..9a4cdfb75b 100644 +--- a/src/mainboard/dell/e6400/acpi/ich9_pci_irqs.asl ++++ b/src/mainboard/dell/e6400/acpi/ich9_pci_irqs.asl +@@ -4,87 +4,18 @@ + * 0:1e.0 PCI bridge of the ICH9 + */ + +-/* TODO: which slots are actually relevant? */ + If (PICM) { + Return (Package() { +- // PCI Slot 1 routes ABCD +- Package() { 0x0000ffff, 0, 0, 16}, +- Package() { 0x0000ffff, 1, 0, 17}, +- Package() { 0x0000ffff, 2, 0, 18}, +- Package() { 0x0000ffff, 3, 0, 19}, +- +- // PCI Slot 2 routes BCDA +- Package() { 0x0001ffff, 0, 0, 17}, +- Package() { 0x0001ffff, 1, 0, 18}, +- Package() { 0x0001ffff, 2, 0, 19}, +- Package() { 0x0001ffff, 3, 0, 16}, +- +- // PCI Slot 3 routes CDAB +- Package() { 0x0002ffff, 0, 0, 18}, +- Package() { 0x0002ffff, 1, 0, 19}, +- Package() { 0x0002ffff, 2, 0, 16}, +- Package() { 0x0002ffff, 3, 0, 17}, +- +- // PCI Slot 4 routes ABCD +- Package() { 0x0003ffff, 0, 0, 16}, +- Package() { 0x0003ffff, 1, 0, 17}, +- Package() { 0x0003ffff, 2, 0, 18}, +- Package() { 0x0003ffff, 3, 0, 19}, +- +- // PCI Slot 5 routes ABCD +- Package() { 0x0004ffff, 0, 0, 16}, +- Package() { 0x0004ffff, 1, 0, 17}, +- Package() { 0x0004ffff, 2, 0, 18}, +- Package() { 0x0004ffff, 3, 0, 19}, +- +- // PCI Slot 6 routes BCDA +- Package() { 0x0005ffff, 0, 0, 17}, +- Package() { 0x0005ffff, 1, 0, 18}, +- Package() { 0x0005ffff, 2, 0, 19}, +- Package() { 0x0005ffff, 3, 0, 16}, +- +- // FIXME: what's this supposed to mean? (adopted from ich7) +- //Package() { 0x0008ffff, 0, 0, 20}, ++ // PCI Device 1, Ricoh R5C847 routes DBC ++ Package() { 0x0001ffff, 0, 0, 19}, ++ Package() { 0x0001ffff, 1, 0, 17}, ++ Package() { 0x0001ffff, 2, 0, 18}, + }) + } Else { + Return (Package() { +- // PCI Slot 1 routes ABCD +- Package() { 0x0000ffff, 0, \_SB.PCI0.LPCB.LNKA, 0}, +- Package() { 0x0000ffff, 1, \_SB.PCI0.LPCB.LNKB, 0}, +- Package() { 0x0000ffff, 2, \_SB.PCI0.LPCB.LNKC, 0}, +- Package() { 0x0000ffff, 3, \_SB.PCI0.LPCB.LNKD, 0}, +- +- // PCI Slot 2 routes BCDA +- Package() { 0x0001ffff, 0, \_SB.PCI0.LPCB.LNKB, 0}, +- Package() { 0x0001ffff, 1, \_SB.PCI0.LPCB.LNKC, 0}, +- Package() { 0x0001ffff, 2, \_SB.PCI0.LPCB.LNKD, 0}, +- Package() { 0x0001ffff, 3, \_SB.PCI0.LPCB.LNKA, 0}, +- +- // PCI Slot 3 routes CDAB +- Package() { 0x0002ffff, 0, \_SB.PCI0.LPCB.LNKC, 0}, +- Package() { 0x0002ffff, 1, \_SB.PCI0.LPCB.LNKD, 0}, +- Package() { 0x0002ffff, 2, \_SB.PCI0.LPCB.LNKA, 0}, +- Package() { 0x0002ffff, 3, \_SB.PCI0.LPCB.LNKB, 0}, +- +- // PCI Slot 4 routes ABCD +- Package() { 0x0003ffff, 0, \_SB.PCI0.LPCB.LNKA, 0}, +- Package() { 0x0003ffff, 1, \_SB.PCI0.LPCB.LNKB, 0}, +- Package() { 0x0003ffff, 2, \_SB.PCI0.LPCB.LNKC, 0}, +- Package() { 0x0003ffff, 3, \_SB.PCI0.LPCB.LNKD, 0}, +- +- // PCI Slot 5 routes ABCD +- Package() { 0x0004ffff, 0, \_SB.PCI0.LPCB.LNKA, 0}, +- Package() { 0x0004ffff, 1, \_SB.PCI0.LPCB.LNKB, 0}, +- Package() { 0x0004ffff, 2, \_SB.PCI0.LPCB.LNKC, 0}, +- Package() { 0x0004ffff, 3, \_SB.PCI0.LPCB.LNKD, 0}, +- +- // PCI Slot 6 routes BCDA +- Package() { 0x0005ffff, 0, \_SB.PCI0.LPCB.LNKB, 0}, +- Package() { 0x0005ffff, 1, \_SB.PCI0.LPCB.LNKC, 0}, +- Package() { 0x0005ffff, 2, \_SB.PCI0.LPCB.LNKD, 0}, +- Package() { 0x0005ffff, 3, \_SB.PCI0.LPCB.LNKA, 0}, +- +- // FIXME +- // Package() { 0x0008ffff, 0, \_SB.PCI0.LPCB.LNKE, 0}, ++ // PCI Device 1, Ricoh R5C847 routes DBC ++ Package() { 0x0001ffff, 0, \_SB.PCI0.LPCB.LNKD, 0}, ++ Package() { 0x0001ffff, 1, \_SB.PCI0.LPCB.LNKB, 0}, ++ Package() { 0x0001ffff, 2, \_SB.PCI0.LPCB.LNKC, 0}, + }) + } +-- +2.41.0 + |