diff options
Diffstat (limited to 'arch/alpha/kernel/sys_dp264.c')
| -rw-r--r-- | arch/alpha/kernel/sys_dp264.c | 73 |
1 files changed, 43 insertions, 30 deletions
diff --git a/arch/alpha/kernel/sys_dp264.c b/arch/alpha/kernel/sys_dp264.c index 9959aad33..f0ef47183 100644 --- a/arch/alpha/kernel/sys_dp264.c +++ b/arch/alpha/kernel/sys_dp264.c @@ -27,7 +27,7 @@ #include <asm/hwrpb.h> #include "proto.h" -#include "irq_impl.h" +#include <asm/hw_irq.h> #include "pci_impl.h" #include "machvec_impl.h" @@ -39,28 +39,30 @@ static void dp264_update_irq_hw(unsigned long irq, unsigned long mask, int unmask_p) { - if (irq >= 16) { - volatile unsigned long *csr; + volatile unsigned long *csr; - if (TSUNAMI_bootcpu < 2) - if (!TSUNAMI_bootcpu) - csr = &TSUNAMI_cchip->dim0.csr; - else - csr = &TSUNAMI_cchip->dim1.csr; + if (TSUNAMI_bootcpu < 2) { + if (!TSUNAMI_bootcpu) + csr = &TSUNAMI_cchip->dim0.csr; else - if (TSUNAMI_bootcpu == 2) - csr = &TSUNAMI_cchip->dim2.csr; - else - csr = &TSUNAMI_cchip->dim3.csr; - - *csr = ~mask; - mb(); - *csr; + csr = &TSUNAMI_cchip->dim1.csr; + } else { + if (TSUNAMI_bootcpu == 2) + csr = &TSUNAMI_cchip->dim2.csr; + else + csr = &TSUNAMI_cchip->dim3.csr; + } + + *csr = ~mask; + mb(); + *csr; + + if (irq < 16) { + if (irq >= 8) + outb(mask >> 8, 0xA1); /* ISA PIC2 */ + else + outb(mask, 0x21); /* ISA PIC1 */ } - else if (irq >= 8) - outb(mask >> 8, 0xA1); /* ISA PIC2 */ - else - outb(mask, 0x21); /* ISA PIC1 */ } static void @@ -274,8 +276,19 @@ dp264_map_irq(struct pci_dev *dev, u8 slot, u8 pin) struct pci_controler *hose = dev->sysdata; int irq = COMMON_TABLE_LOOKUP; - if (irq > 0) + if (irq > 0) { irq += 16 * hose->index; + } else { + /* ??? The Contaq IDE controler on the ISA bridge uses + "legacy" interrupts 14 and 15. I don't know if anything + can wind up at the same slot+pin on hose1, so we'll + just have to trust whatever value the console might + have assigned. */ + + u8 irq8; + pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &irq8); + irq = irq8; + } return irq; } @@ -418,7 +431,7 @@ struct alpha_machine_vector dp264_mv __initmv = { min_mem_address: DEFAULT_MEM_BASE, nr_irqs: 64, - irq_probe_mask: _PROBE_MASK(64), + irq_probe_mask: TSUNAMI_PROBE_MASK, update_irq_hw: dp264_update_irq_hw, ack_irq: common_ack_irq, device_interrupt: dp264_device_interrupt, @@ -427,7 +440,7 @@ struct alpha_machine_vector dp264_mv __initmv = { init_irq: dp264_init_irq, init_pit: common_init_pit, init_pci: dp264_init_pci, - kill_arch: common_kill_arch, + kill_arch: tsunami_kill_arch, pci_map_irq: dp264_map_irq, pci_swizzle: common_swizzle, }; @@ -445,7 +458,7 @@ struct alpha_machine_vector monet_mv __initmv = { min_mem_address: DEFAULT_MEM_BASE, nr_irqs: 64, - irq_probe_mask: _PROBE_MASK(64), + irq_probe_mask: TSUNAMI_PROBE_MASK, update_irq_hw: dp264_update_irq_hw, ack_irq: common_ack_irq, device_interrupt: dp264_device_interrupt, @@ -454,7 +467,7 @@ struct alpha_machine_vector monet_mv __initmv = { init_irq: dp264_init_irq, init_pit: common_init_pit, init_pci: monet_init_pci, - kill_arch: common_kill_arch, + kill_arch: tsunami_kill_arch, pci_map_irq: monet_map_irq, pci_swizzle: monet_swizzle, }; @@ -471,7 +484,7 @@ struct alpha_machine_vector webbrick_mv __initmv = { min_mem_address: DEFAULT_MEM_BASE, nr_irqs: 64, - irq_probe_mask: _PROBE_MASK(64), + irq_probe_mask: TSUNAMI_PROBE_MASK, update_irq_hw: dp264_update_irq_hw, ack_irq: common_ack_irq, device_interrupt: dp264_device_interrupt, @@ -479,8 +492,8 @@ struct alpha_machine_vector webbrick_mv __initmv = { init_arch: tsunami_init_arch, init_irq: dp264_init_irq, init_pit: common_init_pit, - init_pci: dp264_init_pci, - kill_arch: common_kill_arch, + init_pci: common_init_pci, + kill_arch: tsunami_kill_arch, pci_map_irq: webbrick_map_irq, pci_swizzle: common_swizzle, }; @@ -497,7 +510,7 @@ struct alpha_machine_vector clipper_mv __initmv = { min_mem_address: DEFAULT_MEM_BASE, nr_irqs: 64, - irq_probe_mask: _PROBE_MASK(64), + irq_probe_mask: TSUNAMI_PROBE_MASK, update_irq_hw: clipper_update_irq_hw, ack_irq: common_ack_irq, device_interrupt: dp264_device_interrupt, @@ -506,7 +519,7 @@ struct alpha_machine_vector clipper_mv __initmv = { init_irq: clipper_init_irq, init_pit: common_init_pit, init_pci: common_init_pci, - kill_arch: common_kill_arch, + kill_arch: tsunami_kill_arch, pci_map_irq: clipper_map_irq, pci_swizzle: common_swizzle, }; |