diff options
Diffstat (limited to 'arch/arm/include/asm')
| -rw-r--r-- | arch/arm/include/asm/dma-mapping.h | 8 | ||||
| -rw-r--r-- | arch/arm/include/asm/elf.h | 1 | ||||
| -rw-r--r-- | arch/arm/include/asm/entry-macro-vic2.S | 57 | ||||
| -rw-r--r-- | arch/arm/include/asm/hardware/it8152.h | 12 | ||||
| -rw-r--r-- | arch/arm/include/asm/hardware/locomo.h | 4 | ||||
| -rw-r--r-- | arch/arm/include/asm/hardware/sa1111.h | 4 | ||||
| -rw-r--r-- | arch/arm/include/asm/pci.h | 11 | ||||
| -rw-r--r-- | arch/arm/include/asm/pgtable-nommu.h | 1 | ||||
| -rw-r--r-- | arch/arm/include/asm/ptrace.h | 2 | ||||
| -rw-r--r-- | arch/arm/include/asm/unistd.h | 3 |
10 files changed, 92 insertions, 11 deletions
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index 256ee1c..69ce072 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -128,6 +128,14 @@ static inline int dma_supported(struct device *dev, u64 mask) static inline int dma_set_mask(struct device *dev, u64 dma_mask) { +#ifdef CONFIG_DMABOUNCE + if (dev->archdata.dmabounce) { + if (dma_mask >= ISA_DMA_THRESHOLD) + return 0; + else + return -EIO; + } +#endif if (!dev->dma_mask || !dma_supported(dev, dma_mask)) return -EIO; diff --git a/arch/arm/include/asm/elf.h b/arch/arm/include/asm/elf.h index a399bb5..bff0564 100644 --- a/arch/arm/include/asm/elf.h +++ b/arch/arm/include/asm/elf.h @@ -98,6 +98,7 @@ extern int elf_check_arch(const struct elf32_hdr *); extern int arm_elf_read_implies_exec(const struct elf32_hdr *, int); #define elf_read_implies_exec(ex,stk) arm_elf_read_implies_exec(&(ex), stk) +struct task_struct; int dump_task_regs(struct task_struct *t, elf_gregset_t *elfregs); #define ELF_CORE_COPY_TASK_REGS dump_task_regs diff --git a/arch/arm/include/asm/entry-macro-vic2.S b/arch/arm/include/asm/entry-macro-vic2.S new file mode 100644 index 0000000..3ceb85e --- /dev/null +++ b/arch/arm/include/asm/entry-macro-vic2.S @@ -0,0 +1,57 @@ +/* arch/arm/include/asm/entry-macro-vic2.S + * + * Originally arch/arm/mach-s3c6400/include/mach/entry-macro.S + * + * Copyright 2008 Openmoko, Inc. + * Copyright 2008 Simtec Electronics + * http://armlinux.simtec.co.uk/ + * Ben Dooks <ben@simtec.co.uk> + * + * Low-level IRQ helper macros for a device with two VICs + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. +*/ + +/* This should be included from <mach/entry-macro.S> with the necessary + * defines for virtual addresses and IRQ bases for the two vics. + * + * The code needs the following defined: + * IRQ_VIC0_BASE IRQ number of VIC0's first IRQ + * IRQ_VIC1_BASE IRQ number of VIC1's first IRQ + * VA_VIC0 Virtual address of VIC0 + * VA_VIC1 Virtual address of VIC1 + * + * Note, code assumes VIC0's virtual address is an ARM immediate constant + * away from VIC1. +*/ + +#include <asm/hardware/vic.h> + + .macro disable_fiq + .endm + + .macro get_irqnr_preamble, base, tmp + ldr \base, =VA_VIC0 + .endm + + .macro arch_ret_to_user, tmp1, tmp2 + .endm + + .macro get_irqnr_and_base, irqnr, irqstat, base, tmp + + @ check the vic0 + mov \irqnr, #IRQ_VIC0_BASE + 31 + ldr \irqstat, [ \base, # VIC_IRQ_STATUS ] + teq \irqstat, #0 + + @ otherwise try vic1 + addeq \tmp, \base, #(VA_VIC1 - VA_VIC0) + addeq \irqnr, \irqnr, #(IRQ_VIC1_BASE - IRQ_VIC0_BASE) + ldreq \irqstat, [ \tmp, # VIC_IRQ_STATUS ] + teqeq \irqstat, #0 + + clzne \irqstat, \irqstat + subne \irqnr, \irqnr, \irqstat + .endm diff --git a/arch/arm/include/asm/hardware/it8152.h b/arch/arm/include/asm/hardware/it8152.h index 74b5fff..6700c7f 100644 --- a/arch/arm/include/asm/hardware/it8152.h +++ b/arch/arm/include/asm/hardware/it8152.h @@ -75,6 +75,18 @@ extern unsigned long it8152_base_address; IT8152_PD_IRQ(1) USB (USBR) IT8152_PD_IRQ(0) Audio controller (ACR) */ +#define IT8152_IRQ(x) (IRQ_BOARD_END + (x)) + +/* IRQ-sources in 3 groups - local devices, LPC (serial), and external PCI */ +#define IT8152_LD_IRQ_COUNT 9 +#define IT8152_LP_IRQ_COUNT 16 +#define IT8152_PD_IRQ_COUNT 15 + +/* Priorities: */ +#define IT8152_PD_IRQ(i) IT8152_IRQ(i) +#define IT8152_LP_IRQ(i) (IT8152_IRQ(i) + IT8152_PD_IRQ_COUNT) +#define IT8152_LD_IRQ(i) (IT8152_IRQ(i) + IT8152_PD_IRQ_COUNT + IT8152_LP_IRQ_COUNT) + /* frequently used interrupts */ #define IT8152_PCISERR IT8152_PD_IRQ(14) #define IT8152_H2PTADR IT8152_PD_IRQ(13) diff --git a/arch/arm/include/asm/hardware/locomo.h b/arch/arm/include/asm/hardware/locomo.h index 954b1be..74e51d6b 100644 --- a/arch/arm/include/asm/hardware/locomo.h +++ b/arch/arm/include/asm/hardware/locomo.h @@ -214,4 +214,8 @@ void locomo_m62332_senddata(struct locomo_dev *ldev, unsigned int dac_data, int /* Frontlight control */ void locomo_frontlight_set(struct locomo_dev *dev, int duty, int vr, int bpwf); +struct locomo_platform_data { + int irq_base; /* IRQ base for cascaded on-chip IRQs */ +}; + #endif diff --git a/arch/arm/include/asm/hardware/sa1111.h b/arch/arm/include/asm/hardware/sa1111.h index 5da2595..92ed254 100644 --- a/arch/arm/include/asm/hardware/sa1111.h +++ b/arch/arm/include/asm/hardware/sa1111.h @@ -578,4 +578,8 @@ void sa1111_set_io_dir(struct sa1111_dev *sadev, unsigned int bits, unsigned int void sa1111_set_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v); void sa1111_set_sleep_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v); +struct sa1111_platform_data { + int irq_base; /* base for cascaded on-chip IRQs */ +}; + #endif /* _ASM_ARCH_SA1111 */ diff --git a/arch/arm/include/asm/pci.h b/arch/arm/include/asm/pci.h index 226cddd..4798011 100644 --- a/arch/arm/include/asm/pci.h +++ b/arch/arm/include/asm/pci.h @@ -30,17 +30,6 @@ static inline void pcibios_penalize_isa_irq(int irq, int active) */ #define PCI_DMA_BUS_IS_PHYS (1) -/* - * Whether pci_unmap_{single,page} is a nop depends upon the - * configuration. - */ -#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME; -#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) __u32 LEN_NAME; -#define pci_unmap_addr(PTR, ADDR_NAME) ((PTR)->ADDR_NAME) -#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) (((PTR)->ADDR_NAME) = (VAL)) -#define pci_unmap_len(PTR, LEN_NAME) ((PTR)->LEN_NAME) -#define pci_unmap_len_set(PTR, LEN_NAME, VAL) (((PTR)->LEN_NAME) = (VAL)) - #ifdef CONFIG_PCI static inline void pci_dma_burst_advice(struct pci_dev *pdev, enum pci_dma_burst_strategy *strat, diff --git a/arch/arm/include/asm/pgtable-nommu.h b/arch/arm/include/asm/pgtable-nommu.h index 013cfcd..ffc0e857 100644 --- a/arch/arm/include/asm/pgtable-nommu.h +++ b/arch/arm/include/asm/pgtable-nommu.h @@ -67,6 +67,7 @@ static inline int pte_file(pte_t pte) { return 0; } */ #define pgprot_noncached(prot) __pgprot(0) #define pgprot_writecombine(prot) __pgprot(0) +#define pgprot_dmacoherent(prot) __pgprot(0) /* diff --git a/arch/arm/include/asm/ptrace.h b/arch/arm/include/asm/ptrace.h index eec6e89..9dcb11e 100644 --- a/arch/arm/include/asm/ptrace.h +++ b/arch/arm/include/asm/ptrace.h @@ -128,6 +128,8 @@ struct pt_regs { #ifdef __KERNEL__ +#define arch_has_single_step() (1) + #define user_mode(regs) \ (((regs)->ARM_cpsr & 0xf) == 0) diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h index cf9cdaa2..dd2bf53 100644 --- a/arch/arm/include/asm/unistd.h +++ b/arch/arm/include/asm/unistd.h @@ -443,9 +443,12 @@ #define __ARCH_WANT_SYS_SIGPROCMASK #define __ARCH_WANT_SYS_RT_SIGACTION #define __ARCH_WANT_SYS_RT_SIGSUSPEND +#define __ARCH_WANT_SYS_OLD_MMAP +#define __ARCH_WANT_SYS_OLD_SELECT #if !defined(CONFIG_AEABI) || defined(CONFIG_OABI_COMPAT) #define __ARCH_WANT_SYS_TIME +#define __ARCH_WANT_SYS_IPC #define __ARCH_WANT_SYS_OLDUMOUNT #define __ARCH_WANT_SYS_ALARM #define __ARCH_WANT_SYS_UTIME |
