diff options
Diffstat (limited to 'arch/arm/mach-shmobile/include/mach/entry-macro.S')
| -rw-r--r-- | arch/arm/mach-shmobile/include/mach/entry-macro.S | 41 |
1 files changed, 7 insertions, 34 deletions
diff --git a/arch/arm/mach-shmobile/include/mach/entry-macro.S b/arch/arm/mach-shmobile/include/mach/entry-macro.S index f428c4db2b6..d791f10eeac 100644 --- a/arch/arm/mach-shmobile/include/mach/entry-macro.S +++ b/arch/arm/mach-shmobile/include/mach/entry-macro.S @@ -1,6 +1,5 @@ /* - * Copyright (C) 2010 Magnus Damm - * Copyright (C) 2008 Renesas Solutions Corp. + * Copyright (C) 2010 Paul Mundt * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -15,47 +14,21 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -#include <mach/irqs.h> - -#define INTCA_BASE 0xe6980000 -#define INTFLGA_OFFS 0x00000018 /* accept pending interrupt */ -#define INTEVTA_OFFS 0x00000020 /* vector number of accepted interrupt */ -#define INTLVLA_OFFS 0x00000030 /* priority level of accepted interrupt */ -#define INTLVLB_OFFS 0x00000034 /* previous priority level */ .macro disable_fiq .endm .macro get_irqnr_preamble, base, tmp - ldr \base, =INTCA_BASE - .endm - - .macro arch_ret_to_user, tmp1, tmp2 .endm .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - /* The single INTFLGA read access below results in the following: - * - * 1. INTLVLB is updated with old priority value from INTLVLA - * 2. Highest priority interrupt is accepted - * 3. INTLVLA is updated to contain priority of accepted interrupt - * 4. Accepted interrupt vector is stored in INTFLGA and INTEVTA - */ - ldr \irqnr, [\base, #INTFLGA_OFFS] - - /* Restore INTLVLA with the value saved in INTLVLB. - * This is required to support interrupt priorities properly. - */ - ldrb \tmp, [\base, #INTLVLB_OFFS] - strb \tmp, [\base, #INTLVLA_OFFS] + .endm - /* Handle invalid vector number case */ - cmp \irqnr, #0 - beq 1000f + .macro test_for_ipi, irqnr, irqstat, base, tmp + .endm - /* Convert vector to irq number, same as the evt2irq() macro */ - lsr \irqnr, \irqnr, #0x5 - subs \irqnr, \irqnr, #16 + .macro test_for_ltirq, irqnr, irqstat, base, tmp + .endm -1000: + .macro arch_ret_to_user, tmp1, tmp2 .endm |