Message ID | 1436486641-11808-1-git-send-email-pcacjr@zytor.com |
---|---|
State | New |
Headers | show |
On Do, 2015-07-09 at 21:04 -0300, Paulo Alcantara wrote: > This patch initialises root complex register block BAR in order to > support TCO watchdog emulation features on QEMU. qemu patches are merged, committed this one too now. Also cherry-picked into 1.8-stable. So, time to roll 1.8.3? Anything else pending? cheers, Gerd
On Tue, 14 Jul 2015 15:55:24 +0200 Gerd Hoffmann <kraxel@redhat.com> wrote: > On Do, 2015-07-09 at 21:04 -0300, Paulo Alcantara wrote: > > This patch initialises root complex register block BAR in order to > > support TCO watchdog emulation features on QEMU. > > qemu patches are merged, committed this one too now. > Also cherry-picked into 1.8-stable. Alright. Thanks! > So, time to roll 1.8.3? Anything else pending? Yep. No, that's all. Paulo
diff --git a/src/fw/dev-q35.h b/src/fw/dev-q35.h index c6f8bd9..201825d 100644 --- a/src/fw/dev-q35.h +++ b/src/fw/dev-q35.h @@ -27,6 +27,9 @@ #define ICH9_LPC_GEN_PMCON_1_SMI_LOCK (1 << 4) #define ICH9_LPC_PORT_ELCR1 0x4d0 #define ICH9_LPC_PORT_ELCR2 0x4d1 +#define ICH9_LPC_RCBA 0xf0 +#define ICH9_LPC_RCBA_ADDR 0xfed1c000 +#define ICH9_LPC_RCBA_EN 0x1 #define PCI_DEVICE_ID_INTEL_ICH9_SMBUS 0x2930 #define ICH9_SMB_SMB_BASE 0x20 #define ICH9_SMB_HOSTC 0x40 diff --git a/src/fw/pciinit.c b/src/fw/pciinit.c index 45870f2..3ad84ba 100644 --- a/src/fw/pciinit.c +++ b/src/fw/pciinit.c @@ -183,6 +183,11 @@ static void mch_isa_bridge_setup(struct pci_device *dev, void *arg) /* acpi enable, SCI: IRQ9 000b = irq9*/ pci_config_writeb(bdf, ICH9_LPC_ACPI_CTRL, ICH9_LPC_ACPI_CTRL_ACPI_EN); + /* set root complex register block BAR */ + pci_config_writel(bdf, ICH9_LPC_RCBA, + ICH9_LPC_RCBA_ADDR | ICH9_LPC_RCBA_EN); + add_e820(ICH9_LPC_RCBA_ADDR, 16*1024, E820_RESERVED); + acpi_pm1a_cnt = acpi_pm_base + 0x04; pmtimer_setup(acpi_pm_base + 0x08); }
This patch initialises root complex register block BAR in order to support TCO watchdog emulation features on QEMU. Cc: Kevin O'Connor <kevin@koconnor.net> Cc: Gerd Hofmann <kraxel@redhat.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Paulo Alcantara <pcacjr@zytor.com> --- v1 -> v2: - reserve RCBA address via e820 map --- src/fw/dev-q35.h | 3 +++ src/fw/pciinit.c | 5 +++++ 2 files changed, 8 insertions(+)