projects / mirror_ubuntu-focal-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * include/asm-arm/arch-omap/entry-macro.S | |
| 3 | * | |
| 4 | * Low-level IRQ helper macros for OMAP-based platforms | |
| 5 | * | |
| 6 | * This file is licensed under the terms of the GNU General Public | |
| 7 | * License version 2. This program is licensed "as is" without any | |
| 8 | * warranty of any kind, whether express or implied. | |
| 9 | */ | |
| be509729 | 10 | #include <asm/arch/hardware.h> |
| cfb41bf7 | 11 | #include <asm/arch/io.h> |
| 78ff18a4 | 12 | #include <asm/arch/irqs.h> |
| 1da177e4 | 13 | |
| 9839c6b8 TL |
14 | #if defined(CONFIG_ARCH_OMAP1) |
| 15 | ||
| 9ad5897c TL |
16 | #if defined(CONFIG_ARCH_OMAP730) && \ |
| 17 | (defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX)) | |
| 18 | #error "FIXME: OMAP730 doesn't support multiple-OMAP" | |
| 19 | #elif defined(CONFIG_ARCH_OMAP730) | |
| 20 | #define INT_IH2_IRQ INT_730_IH2_IRQ | |
| 21 | #elif defined(CONFIG_ARCH_OMAP15XX) | |
| 22 | #define INT_IH2_IRQ INT_1510_IH2_IRQ | |
| 23 | #elif defined(CONFIG_ARCH_OMAP16XX) | |
| 24 | #define INT_IH2_IRQ INT_1610_IH2_IRQ | |
| 25 | #else | |
| 26 | #warning "IH2 IRQ defaulted" | |
| 27 | #define INT_IH2_IRQ INT_1510_IH2_IRQ | |
| 28 | #endif | |
| 29 | ||
| 1da177e4 LT |
30 | .macro disable_fiq |
| 31 | .endm | |
| 32 | ||
| f80dff9d DW |
33 | .macro get_irqnr_preamble, base, tmp |
| 34 | .endm | |
| 35 | ||
| 36 | .macro arch_ret_to_user, tmp1, tmp2 | |
| 37 | .endm | |
| 38 | ||
| 1da177e4 LT |
39 | .macro get_irqnr_and_base, irqnr, irqstat, base, tmp |
| 40 | ldr \base, =IO_ADDRESS(OMAP_IH1_BASE) | |
| 41 | ldr \irqnr, [\base, #IRQ_ITR_REG_OFFSET] | |
| 42 | ldr \tmp, [\base, #IRQ_MIR_REG_OFFSET] | |
| 43 | mov \irqstat, #0xffffffff | |
| 44 | bic \tmp, \irqstat, \tmp | |
| 45 | tst \irqnr, \tmp | |
| 46 | beq 1510f | |
| 47 | ||
| 48 | ldr \irqnr, [\base, #IRQ_SIR_FIQ_REG_OFFSET] | |
| 49 | cmp \irqnr, #0 | |
| 50 | ldreq \irqnr, [\base, #IRQ_SIR_IRQ_REG_OFFSET] | |
| 51 | cmpeq \irqnr, #INT_IH2_IRQ | |
| 52 | ldreq \base, =IO_ADDRESS(OMAP_IH2_BASE) | |
| 53 | ldreq \irqnr, [\base, #IRQ_SIR_IRQ_REG_OFFSET] | |
| 54 | addeqs \irqnr, \irqnr, #32 | |
| 55 | 1510: | |
| 56 | .endm | |
| 57 | ||
| 9839c6b8 TL |
58 | #elif defined(CONFIG_ARCH_OMAP24XX) |
| 59 | ||
| 60 | #include <asm/arch/omap24xx.h> | |
| 61 | ||
| 62 | .macro disable_fiq | |
| 63 | .endm | |
| 64 | ||
| 1f4d1774 TL |
65 | .macro get_irqnr_preamble, base, tmp |
| 66 | .endm | |
| 67 | ||
| 68 | .macro arch_ret_to_user, tmp1, tmp2 | |
| 69 | .endm | |
| 70 | ||
| 9839c6b8 | 71 | .macro get_irqnr_and_base, irqnr, irqstat, base, tmp |
| 44595982 | 72 | ldr \base, =OMAP2_VA_IC_BASE |
| 9839c6b8 TL |
73 | ldr \irqnr, [\base, #0x98] /* IRQ pending reg 1 */ |
| 74 | cmp \irqnr, #0x0 | |
| 75 | bne 2222f | |
| 76 | ldr \irqnr, [\base, #0xb8] /* IRQ pending reg 2 */ | |
| 77 | cmp \irqnr, #0x0 | |
| 78 | bne 2222f | |
| 79 | ldr \irqnr, [\base, #0xd8] /* IRQ pending reg 3 */ | |
| 80 | cmp \irqnr, #0x0 | |
| 81 | 2222: | |
| 82 | ldrne \irqnr, [\base, #IRQ_SIR_IRQ] | |
| 83 | ||
| 84 | .endm | |
| 85 | ||
| 86 | .macro irq_prio_table | |
| 87 | .endm | |
| 88 | ||
| 89 | #endif |