projects / mirror_ubuntu-bionic-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 | */ | |
| 78ff18a4 RK |
10 | #include <asm/hardware.h> |
| 11 | #include <asm/arch/irqs.h> | |
| 1da177e4 | 12 | |
| 9839c6b8 TL |
13 | #if defined(CONFIG_ARCH_OMAP1) |
| 14 | ||
| 9ad5897c TL |
15 | #if defined(CONFIG_ARCH_OMAP730) && \ |
| 16 | (defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX)) | |
| 17 | #error "FIXME: OMAP730 doesn't support multiple-OMAP" | |
| 18 | #elif defined(CONFIG_ARCH_OMAP730) | |
| 19 | #define INT_IH2_IRQ INT_730_IH2_IRQ | |
| 20 | #elif defined(CONFIG_ARCH_OMAP15XX) | |
| 21 | #define INT_IH2_IRQ INT_1510_IH2_IRQ | |
| 22 | #elif defined(CONFIG_ARCH_OMAP16XX) | |
| 23 | #define INT_IH2_IRQ INT_1610_IH2_IRQ | |
| 24 | #else | |
| 25 | #warning "IH2 IRQ defaulted" | |
| 26 | #define INT_IH2_IRQ INT_1510_IH2_IRQ | |
| 27 | #endif | |
| 28 | ||
| 1da177e4 LT |
29 | .macro disable_fiq |
| 30 | .endm | |
| 31 | ||
| 32 | .macro get_irqnr_and_base, irqnr, irqstat, base, tmp | |
| 33 | ldr \base, =IO_ADDRESS(OMAP_IH1_BASE) | |
| 34 | ldr \irqnr, [\base, #IRQ_ITR_REG_OFFSET] | |
| 35 | ldr \tmp, [\base, #IRQ_MIR_REG_OFFSET] | |
| 36 | mov \irqstat, #0xffffffff | |
| 37 | bic \tmp, \irqstat, \tmp | |
| 38 | tst \irqnr, \tmp | |
| 39 | beq 1510f | |
| 40 | ||
| 41 | ldr \irqnr, [\base, #IRQ_SIR_FIQ_REG_OFFSET] | |
| 42 | cmp \irqnr, #0 | |
| 43 | ldreq \irqnr, [\base, #IRQ_SIR_IRQ_REG_OFFSET] | |
| 44 | cmpeq \irqnr, #INT_IH2_IRQ | |
| 45 | ldreq \base, =IO_ADDRESS(OMAP_IH2_BASE) | |
| 46 | ldreq \irqnr, [\base, #IRQ_SIR_IRQ_REG_OFFSET] | |
| 47 | addeqs \irqnr, \irqnr, #32 | |
| 48 | 1510: | |
| 49 | .endm | |
| 50 | ||
| 9839c6b8 TL |
51 | #elif defined(CONFIG_ARCH_OMAP24XX) |
| 52 | ||
| 53 | #include <asm/arch/omap24xx.h> | |
| 54 | ||
| 55 | .macro disable_fiq | |
| 56 | .endm | |
| 57 | ||
| 58 | .macro get_irqnr_and_base, irqnr, irqstat, base, tmp | |
| 59 | ldr \base, =VA_IC_BASE | |
| 60 | ldr \irqnr, [\base, #0x98] /* IRQ pending reg 1 */ | |
| 61 | cmp \irqnr, #0x0 | |
| 62 | bne 2222f | |
| 63 | ldr \irqnr, [\base, #0xb8] /* IRQ pending reg 2 */ | |
| 64 | cmp \irqnr, #0x0 | |
| 65 | bne 2222f | |
| 66 | ldr \irqnr, [\base, #0xd8] /* IRQ pending reg 3 */ | |
| 67 | cmp \irqnr, #0x0 | |
| 68 | 2222: | |
| 69 | ldrne \irqnr, [\base, #IRQ_SIR_IRQ] | |
| 70 | ||
| 71 | .endm | |
| 72 | ||
| 73 | .macro irq_prio_table | |
| 74 | .endm | |
| 75 | ||
| 76 | #endif |