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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/arch/alpha/kernel/sys_mikasa.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/arch/alpha/kernel/sys_mikasa.c')
-rw-r--r-- | ANDROID_3.4.5/arch/alpha/kernel/sys_mikasa.c | 247 |
1 files changed, 0 insertions, 247 deletions
diff --git a/ANDROID_3.4.5/arch/alpha/kernel/sys_mikasa.c b/ANDROID_3.4.5/arch/alpha/kernel/sys_mikasa.c deleted file mode 100644 index 5e82dc1a..00000000 --- a/ANDROID_3.4.5/arch/alpha/kernel/sys_mikasa.c +++ /dev/null @@ -1,247 +0,0 @@ -/* - * linux/arch/alpha/kernel/sys_mikasa.c - * - * Copyright (C) 1995 David A Rusling - * Copyright (C) 1996 Jay A Estabrook - * Copyright (C) 1998, 1999 Richard Henderson - * - * Code supporting the MIKASA (AlphaServer 1000). - */ - -#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/mce.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_apecs.h> -#include <asm/core_cia.h> -#include <asm/tlbflush.h> - -#include "proto.h" -#include "irq_impl.h" -#include "pci_impl.h" -#include "machvec_impl.h" - - -/* Note mask bit is true for ENABLED irqs. */ -static int cached_irq_mask; - -static inline void -mikasa_update_irq_hw(int mask) -{ - outw(mask, 0x536); -} - -static inline void -mikasa_enable_irq(struct irq_data *d) -{ - mikasa_update_irq_hw(cached_irq_mask |= 1 << (d->irq - 16)); -} - -static void -mikasa_disable_irq(struct irq_data *d) -{ - mikasa_update_irq_hw(cached_irq_mask &= ~(1 << (d->irq - 16))); -} - -static struct irq_chip mikasa_irq_type = { - .name = "MIKASA", - .irq_unmask = mikasa_enable_irq, - .irq_mask = mikasa_disable_irq, - .irq_mask_ack = mikasa_disable_irq, -}; - -static void -mikasa_device_interrupt(unsigned long vector) -{ - unsigned long pld; - unsigned int i; - - /* Read the interrupt summary registers */ - pld = (((~inw(0x534) & 0x0000ffffUL) << 16) - | (((unsigned long) inb(0xa0)) << 8) - | inb(0x20)); - - /* - * Now for every possible bit set, work through them and call - * the appropriate interrupt handler. - */ - while (pld) { - i = ffz(~pld); - pld &= pld - 1; /* clear least bit set */ - if (i < 16) { - isa_device_interrupt(vector); - } else { - handle_irq(i); - } - } -} - -static void __init -mikasa_init_irq(void) -{ - long i; - - if (alpha_using_srm) - alpha_mv.device_interrupt = srm_device_interrupt; - - mikasa_update_irq_hw(0); - - for (i = 16; i < 32; ++i) { - irq_set_chip_and_handler(i, &mikasa_irq_type, - handle_level_irq); - irq_set_status_flags(i, IRQ_LEVEL); - } - - init_i8259a_irqs(); - common_init_isa_dma(); -} - - -/* - * PCI Fixup configuration. - * - * Summary @ 0x536: - * Bit Meaning - * 0 Interrupt Line A from slot 0 - * 1 Interrupt Line B from slot 0 - * 2 Interrupt Line C from slot 0 - * 3 Interrupt Line D from slot 0 - * 4 Interrupt Line A from slot 1 - * 5 Interrupt line B from slot 1 - * 6 Interrupt Line C from slot 1 - * 7 Interrupt Line D from slot 1 - * 8 Interrupt Line A from slot 2 - * 9 Interrupt Line B from slot 2 - *10 Interrupt Line C from slot 2 - *11 Interrupt Line D from slot 2 - *12 NCR 810 SCSI - *13 Power Supply Fail - *14 Temperature Warn - *15 Reserved - * - * The device to slot mapping looks like: - * - * Slot Device - * 6 NCR SCSI controller - * 7 Intel PCI-EISA bridge chip - * 11 PCI on board slot 0 - * 12 PCI on board slot 1 - * 13 PCI on board slot 2 - * - * - * This two layered interrupt approach means that we allocate IRQ 16 and - * above for PCI interrupts. The IRQ relates to which bit the interrupt - * comes in on. This makes interrupt processing much easier. - */ - -static int __init -mikasa_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) -{ - static char irq_tab[8][5] __initdata = { - /*INT INTA INTB INTC INTD */ - {16+12, 16+12, 16+12, 16+12, 16+12}, /* IdSel 17, SCSI */ - { -1, -1, -1, -1, -1}, /* IdSel 18, PCEB */ - { -1, -1, -1, -1, -1}, /* IdSel 19, ???? */ - { -1, -1, -1, -1, -1}, /* IdSel 20, ???? */ - { -1, -1, -1, -1, -1}, /* IdSel 21, ???? */ - { 16+0, 16+0, 16+1, 16+2, 16+3}, /* IdSel 22, slot 0 */ - { 16+4, 16+4, 16+5, 16+6, 16+7}, /* IdSel 23, slot 1 */ - { 16+8, 16+8, 16+9, 16+10, 16+11}, /* IdSel 24, slot 2 */ - }; - const long min_idsel = 6, max_idsel = 13, irqs_per_slot = 5; - return COMMON_TABLE_LOOKUP; -} - - -#if defined(CONFIG_ALPHA_GENERIC) || !defined(CONFIG_ALPHA_PRIMO) -static void -mikasa_apecs_machine_check(unsigned long vector, unsigned long la_ptr) -{ -#define MCHK_NO_DEVSEL 0x205U -#define MCHK_NO_TABT 0x204U - - struct el_common *mchk_header; - unsigned int code; - - mchk_header = (struct el_common *)la_ptr; - - /* Clear the error before any reporting. */ - mb(); - mb(); /* magic */ - draina(); - apecs_pci_clr_err(); - wrmces(0x7); - mb(); - - code = mchk_header->code; - process_mcheck_info(vector, la_ptr, "MIKASA APECS", - (mcheck_expected(0) - && (code == MCHK_NO_DEVSEL - || code == MCHK_NO_TABT))); -} -#endif - - -/* - * The System Vector - */ - -#if defined(CONFIG_ALPHA_GENERIC) || !defined(CONFIG_ALPHA_PRIMO) -struct alpha_machine_vector mikasa_mv __initmv = { - .vector_name = "Mikasa", - DO_EV4_MMU, - DO_DEFAULT_RTC, - DO_APECS_IO, - .machine_check = mikasa_apecs_machine_check, - .max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS, - .min_io_address = DEFAULT_IO_BASE, - .min_mem_address = APECS_AND_LCA_DEFAULT_MEM_BASE, - - .nr_irqs = 32, - .device_interrupt = mikasa_device_interrupt, - - .init_arch = apecs_init_arch, - .init_irq = mikasa_init_irq, - .init_rtc = common_init_rtc, - .init_pci = common_init_pci, - .pci_map_irq = mikasa_map_irq, - .pci_swizzle = common_swizzle, -}; -ALIAS_MV(mikasa) -#endif - -#if defined(CONFIG_ALPHA_GENERIC) || defined(CONFIG_ALPHA_PRIMO) -struct alpha_machine_vector mikasa_primo_mv __initmv = { - .vector_name = "Mikasa-Primo", - DO_EV5_MMU, - DO_DEFAULT_RTC, - DO_CIA_IO, - .machine_check = cia_machine_check, - .max_isa_dma_address = ALPHA_MAX_ISA_DMA_ADDRESS, - .min_io_address = DEFAULT_IO_BASE, - .min_mem_address = CIA_DEFAULT_MEM_BASE, - - .nr_irqs = 32, - .device_interrupt = mikasa_device_interrupt, - - .init_arch = cia_init_arch, - .init_irq = mikasa_init_irq, - .init_rtc = common_init_rtc, - .init_pci = cia_init_pci, - .kill_arch = cia_kill_arch, - .pci_map_irq = mikasa_map_irq, - .pci_swizzle = common_swizzle, -}; -ALIAS_MV(mikasa_primo) -#endif |