diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/alpha/kernel/sys_sx164.c')
| -rw-r--r-- | ANDROID_3.4.5/arch/alpha/kernel/sys_sx164.c | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/ANDROID_3.4.5/arch/alpha/kernel/sys_sx164.c b/ANDROID_3.4.5/arch/alpha/kernel/sys_sx164.c deleted file mode 100644 index d063b360..00000000 --- a/ANDROID_3.4.5/arch/alpha/kernel/sys_sx164.c +++ /dev/null @@ -1,178 +0,0 @@ -/* - * linux/arch/alpha/kernel/sys_sx164.c - * - * Copyright (C) 1995 David A Rusling - * Copyright (C) 1996 Jay A Estabrook - * Copyright (C) 1998, 1999, 2000 Richard Henderson - * - * Code supporting the SX164 (PCA56+PYXIS). - */ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/mm.h> -#include <linux/sched.h> -#include <linux/pci.h> -#include <linux/init.h> -#include <linux/bitops.h> - -#include <asm/ptrace.h> -#include <asm/dma.h> -#include <asm/irq.h> -#include <asm/mmu_context.h> -#include <asm/io.h> -#include <asm/pgtable.h> -#include <asm/core_cia.h> -#include <asm/hwrpb.h> -#include <asm/tlbflush.h> -#include <asm/special_insns.h> - -#include "proto.h" -#include "irq_impl.h" -#include "pci_impl.h" -#include "machvec_impl.h" - - -static void __init -sx164_init_irq(void) -{ - outb(0, DMA1_RESET_REG); - outb(0, DMA2_RESET_REG); - outb(DMA_MODE_CASCADE, DMA2_MODE_REG); - outb(0, DMA2_MASK_REG); - - if (alpha_using_srm) - alpha_mv.device_interrupt = srm_device_interrupt; - - init_i8259a_irqs(); - - /* Not interested in the bogus interrupts (0,3,4,5,40-47), - NMI (1), or HALT (2). */ - if (alpha_using_srm) - init_srm_irqs(40, 0x3f0000); - else - init_pyxis_irqs(0xff00003f0000UL); - - setup_irq(16+6, &timer_cascade_irqaction); -} - -/* - * PCI Fixup configuration. - * - * Summary @ PYXIS_INT_REQ: - * Bit Meaning - * 0 RSVD - * 1 NMI - * 2 Halt/Reset switch - * 3 MBZ - * 4 RAZ - * 5 RAZ - * 6 Interval timer (RTC) - * 7 PCI-ISA Bridge - * 8 Interrupt Line A from slot 3 - * 9 Interrupt Line A from slot 2 - *10 Interrupt Line A from slot 1 - *11 Interrupt Line A from slot 0 - *12 Interrupt Line B from slot 3 - *13 Interrupt Line B from slot 2 - *14 Interrupt Line B from slot 1 - *15 Interrupt line B from slot 0 - *16 Interrupt Line C from slot 3 - *17 Interrupt Line C from slot 2 - *18 Interrupt Line C from slot 1 - *19 Interrupt Line C from slot 0 - *20 Interrupt Line D from slot 3 - *21 Interrupt Line D from slot 2 - *22 Interrupt Line D from slot 1 - *23 Interrupt Line D from slot 0 - * - * IdSel - * 5 32 bit PCI option slot 2 - * 6 64 bit PCI option slot 0 - * 7 64 bit PCI option slot 1 - * 8 Cypress I/O - * 9 32 bit PCI option slot 3 - */ - -static int __init -sx164_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) -{ - static char irq_tab[5][5] __initdata = { - /*INT INTA INTB INTC INTD */ - { 16+ 9, 16+ 9, 16+13, 16+17, 16+21}, /* IdSel 5 slot 2 J17 */ - { 16+11, 16+11, 16+15, 16+19, 16+23}, /* IdSel 6 slot 0 J19 */ - { 16+10, 16+10, 16+14, 16+18, 16+22}, /* IdSel 7 slot 1 J18 */ - { -1, -1, -1, -1, -1}, /* IdSel 8 SIO */ - { 16+ 8, 16+ 8, 16+12, 16+16, 16+20} /* IdSel 9 slot 3 J15 */ - }; - const long min_idsel = 5, max_idsel = 9, irqs_per_slot = 5; - return COMMON_TABLE_LOOKUP; -} - -static void __init -sx164_init_pci(void) -{ - cia_init_pci(); - SMC669_Init(0); -} - -static void __init -sx164_init_arch(void) -{ - /* - * OSF palcode v1.23 forgets to enable PCA56 Motion Video - * Instructions. Let's enable it. - * We have to check palcode revision because CSERVE interface - * is subject to change without notice. For example, it - * has been changed completely since v1.16 (found in MILO - * distribution). -ink - */ - struct percpu_struct *cpu = (struct percpu_struct*) - ((char*)hwrpb + hwrpb->processor_offset); - - if (amask(AMASK_MAX) != 0 - && alpha_using_srm - && (cpu->pal_revision & 0xffff) <= 0x117) { - __asm__ __volatile__( - "lda $16,8($31)\n" - "call_pal 9\n" /* Allow PALRES insns in kernel mode */ - ".long 0x64000118\n\n" /* hw_mfpr $0,icsr */ - "ldah $16,(1<<(19-16))($31)\n" - "or $0,$16,$0\n" /* set MVE bit */ - ".long 0x74000118\n" /* hw_mtpr $0,icsr */ - "lda $16,9($31)\n" - "call_pal 9" /* Disable PALRES insns */ - : : : "$0", "$16"); - printk("PCA56 MVI set enabled\n"); - } - - pyxis_init_arch(); -} - -/* - * The System Vector - */ - -struct alpha_machine_vector sx164_mv __initmv = { - .vector_name = "SX164", - DO_EV5_MMU, - DO_DEFAULT_RTC, - DO_PYXIS_IO, - .machine_check = cia_machine_check, - .max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS, - .min_io_address = DEFAULT_IO_BASE, - .min_mem_address = DEFAULT_MEM_BASE, - .pci_dac_offset = PYXIS_DAC_OFFSET, - - .nr_irqs = 48, - .device_interrupt = pyxis_device_interrupt, - - .init_arch = sx164_init_arch, - .init_irq = sx164_init_irq, - .init_rtc = common_init_rtc, - .init_pci = sx164_init_pci, - .kill_arch = cia_kill_arch, - .pci_map_irq = sx164_map_irq, - .pci_swizzle = common_swizzle, -}; -ALIAS_MV(sx164) |