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-rw-r--r--arch/sh/kernel/cpu/sh3/ex.S195
-rw-r--r--arch/sh/kernel/cpu/sh4/ex.S500
-rw-r--r--arch/sh/kernel/entry.S43
-rw-r--r--arch/sh/kernel/irq.c23
4 files changed, 40 insertions, 721 deletions
diff --git a/arch/sh/kernel/cpu/sh3/ex.S b/arch/sh/kernel/cpu/sh3/ex.S
index 44daf44833f..6be46f0686b 100644
--- a/arch/sh/kernel/cpu/sh3/ex.S
+++ b/arch/sh/kernel/cpu/sh3/ex.S
@@ -49,198 +49,3 @@ ENTRY(nmi_slot)
#endif
ENTRY(user_break_point_trap)
.long break_point_trap /* 1E0 */
-ENTRY(interrupt_table)
- ! external hardware
- .long do_IRQ ! 0000 /* 200 */
- .long do_IRQ ! 0001
- .long do_IRQ ! 0010
- .long do_IRQ ! 0011
- .long do_IRQ ! 0100
- .long do_IRQ ! 0101
- .long do_IRQ ! 0110
- .long do_IRQ ! 0111
- .long do_IRQ ! 1000 /* 300 */
- .long do_IRQ ! 1001
- .long do_IRQ ! 1010
- .long do_IRQ ! 1011
- .long do_IRQ ! 1100
- .long do_IRQ ! 1101
- .long do_IRQ ! 1110
- .long exception_error
- ! Internal hardware
- .long do_IRQ ! TMU0 tuni0 /* 400 */
- .long do_IRQ ! TMU1 tuni1
- .long do_IRQ ! TMU2 tuni2
- .long do_IRQ ! ticpi2
- .long do_IRQ ! RTC ati
- .long do_IRQ ! pri
- .long do_IRQ ! cui
- .long do_IRQ ! SCI eri
- .long do_IRQ ! rxi /* 500 */
- .long do_IRQ ! txi
- .long do_IRQ ! tei
- .long do_IRQ ! WDT iti /* 560 */
- .long do_IRQ ! REF rcmi
- .long do_IRQ ! rovi
- .long do_IRQ
- .long do_IRQ /* 5E0 */
-#if defined(CONFIG_CPU_SUBTYPE_SH7707) || \
- defined(CONFIG_CPU_SUBTYPE_SH7709) || \
- defined(CONFIG_CPU_SUBTYPE_SH7706) || \
- defined(CONFIG_CPU_SUBTYPE_SH7300) || \
- defined(CONFIG_CPU_SUBTYPE_SH7705) || \
- defined(CONFIG_CPU_SUBTYPE_SH7710)
- .long do_IRQ ! 32 IRQ irq0 /* 600 */
- .long do_IRQ ! 33 irq1
- .long do_IRQ ! 34 irq2
- .long do_IRQ ! 35 irq3
- .long do_IRQ ! 36 irq4
- .long do_IRQ ! 37 irq5
- .long do_IRQ ! 38
- .long do_IRQ ! 39
- .long do_IRQ ! 40 PINT pint0-7 /* 700 */
- .long do_IRQ ! 41 pint8-15
- .long do_IRQ ! 42
- .long do_IRQ ! 43
- .long do_IRQ ! 44
- .long do_IRQ ! 45
- .long do_IRQ ! 46
- .long do_IRQ ! 47
- .long do_IRQ ! 48 DMAC dei0 /* 800 */
- .long do_IRQ ! 49 dei1
- .long do_IRQ ! 50 dei2
- .long do_IRQ ! 51 dei3
- .long do_IRQ ! 52 IrDA eri1
- .long do_IRQ ! 53 rxi1
- .long do_IRQ ! 54 bri1
- .long do_IRQ ! 55 txi1
- .long do_IRQ ! 56 SCIF eri2
- .long do_IRQ ! 57 rxi2
- .long do_IRQ ! 58 bri2
- .long do_IRQ ! 59 txi2
- .long do_IRQ ! 60 ADC adi /* 980 */
-#if defined(CONFIG_CPU_SUBTYPE_SH7705)
- .long exception_none ! 61 /* 9A0 */
- .long exception_none ! 62
- .long exception_none ! 63
- .long exception_none ! 64 /* A00 */
- .long do_IRQ ! 65 USB usi0
- .long do_IRQ ! 66 usi1
- .long exception_none ! 67
- .long exception_none ! 68
- .long exception_none ! 69
- .long exception_none ! 70
- .long exception_none ! 71
- .long exception_none ! 72 /* B00 */
- .long exception_none ! 73
- .long exception_none ! 74
- .long exception_none ! 75
- .long exception_none ! 76
- .long exception_none ! 77
- .long exception_none ! 78
- .long exception_none ! 79
- .long do_IRQ ! 80 TPU0 tpi0 /* C00 */
- .long do_IRQ ! 81 TPU1 tpi1
- .long exception_none ! 82
- .long exception_none ! 83
- .long do_IRQ ! 84 TPU2 tpi2
- .long do_IRQ ! 85 TPU3 tpi3 /* CA0 */
-#endif
-#if defined(CONFIG_CPU_SUBTYPE_SH7707) || defined(CONFIG_CPU_SUBTYPE_SH7300)
- .long do_IRQ ! 61 LCDC lcdi /* 9A0 */
- .long do_IRQ ! 62 PCC pcc0i
- .long do_IRQ ! 63 pcc1i /* 9E0 */
-#endif
-#if defined(CONFIG_CPU_SUBTYPE_SH7710)
- .long exception_none ! 61 /* 9A0 */
- .long exception_none ! 62
- .long exception_none ! 63
- .long exception_none ! 64 /* A00 */
- .long exception_none ! 65
- .long exception_none ! 66
- .long exception_none ! 67
- .long exception_none ! 68
- .long exception_none ! 69
- .long exception_none ! 70
- .long exception_none ! 71
- .long exception_none ! 72 /* B00 */
- .long exception_none ! 73
- .long exception_none ! 74
- .long exception_none ! 75
- .long do_IRQ ! 76 DMAC2 dei4 /* B80 */
- .long do_IRQ ! 77 DMAC2 dei5
- .long exception_none ! 78
- .long do_IRQ ! 79 IPSEC ipseci /* BE0 */
- .long do_IRQ ! 80 EDMAC eint0 /* C00 */
- .long do_IRQ ! 81 EDMAC eint1
- .long do_IRQ ! 82 EDMAC eint2
- .long exception_none ! 83 /* C60 */
- .long exception_none ! 84
- .long exception_none ! 85
- .long exception_none ! 86
- .long exception_none ! 87
- .long exception_none ! 88 /* D00 */
- .long exception_none ! 89
- .long exception_none ! 90
- .long exception_none ! 91
- .long exception_none ! 92
- .long exception_none ! 93
- .long exception_none ! 94
- .long exception_none ! 95
- .long do_IRQ ! 96 SIOF eri0 /* E00 */
- .long do_IRQ ! 97 txi0
- .long do_IRQ ! 98 rxi0
- .long do_IRQ ! 99 cci0
- .long do_IRQ ! 100 eri1 /* E80 */
- .long do_IRQ ! 101 txi1
- .long do_IRQ ! 102 rxi2
- .long do_IRQ ! 103 cci3
-#endif
-#if defined(CONFIG_CPU_SUBTYPE_SH7300)
- .long do_IRQ ! 64
- .long do_IRQ ! 65
- .long do_IRQ ! 66
- .long do_IRQ ! 67
- .long do_IRQ ! 68
- .long do_IRQ ! 69
- .long do_IRQ ! 70
- .long do_IRQ ! 71
- .long do_IRQ ! 72
- .long do_IRQ ! 73
- .long do_IRQ ! 74
- .long do_IRQ ! 75
- .long do_IRQ ! 76
- .long do_IRQ ! 77
- .long do_IRQ ! 78
- .long do_IRQ ! 79
- .long do_IRQ ! 80 SCIF0(SH7300)
- .long do_IRQ ! 81
- .long do_IRQ ! 82
- .long do_IRQ ! 83
- .long do_IRQ ! 84
- .long do_IRQ ! 85
- .long do_IRQ ! 86
- .long do_IRQ ! 87
- .long do_IRQ ! 88
- .long do_IRQ ! 89
- .long do_IRQ ! 90
- .long do_IRQ ! 91
- .long do_IRQ ! 92
- .long do_IRQ ! 93
- .long do_IRQ ! 94
- .long do_IRQ ! 95
- .long do_IRQ ! 96
- .long do_IRQ ! 97
- .long do_IRQ ! 98
- .long do_IRQ ! 99
- .long do_IRQ ! 100
- .long do_IRQ ! 101
- .long do_IRQ ! 102
- .long do_IRQ ! 103
- .long do_IRQ ! 104
- .long do_IRQ ! 105
- .long do_IRQ ! 106
- .long do_IRQ ! 107
- .long do_IRQ ! 108
-#endif
-#endif
diff --git a/arch/sh/kernel/cpu/sh4/ex.S b/arch/sh/kernel/cpu/sh4/ex.S
index 7146893a6cc..3f4cd043e90 100644
--- a/arch/sh/kernel/cpu/sh4/ex.S
+++ b/arch/sh/kernel/cpu/sh4/ex.S
@@ -53,503 +53,3 @@ ENTRY(nmi_slot)
#endif
ENTRY(user_break_point_trap)
.long break_point_trap /* 1E0 */
-ENTRY(interrupt_table)
- ! external hardware
- .long do_IRQ ! 0000 /* 200 */
- .long do_IRQ ! 0001
- .long do_IRQ ! 0010
- .long do_IRQ ! 0011
- .long do_IRQ ! 0100
- .long do_IRQ ! 0101
- .long do_IRQ ! 0110
- .long do_IRQ ! 0111
- .long do_IRQ ! 1000 /* 300 */
- .long do_IRQ ! 1001
- .long do_IRQ ! 1010
- .long do_IRQ ! 1011
- .long do_IRQ ! 1100
- .long do_IRQ ! 1101
- .long do_IRQ ! 1110
- .long exception_error
- ! Internal hardware
-#ifndef CONFIG_CPU_SUBTYPE_SH7780
- .long do_IRQ ! TMU0 tuni0 /* 400 */
- .long do_IRQ ! TMU1 tuni1
- .long do_IRQ ! TMU2 tuni2
- .long do_IRQ ! ticpi2
-#if defined(CONFIG_CPU_SUBTYPE_SH7760)
- .long exception_error
- .long exception_error
- .long exception_error
- .long exception_error
- .long exception_error /* 500 */
- .long exception_error
- .long exception_error
-#else
- .long do_IRQ ! RTC ati
- .long do_IRQ ! pri
- .long do_IRQ ! cui
- .long do_IRQ ! SCI eri
- .long do_IRQ ! rxi /* 500 */
- .long do_IRQ ! txi
- .long do_IRQ ! tei
-#endif
- .long do_IRQ ! WDT iti /* 560 */
- .long do_IRQ ! REF rcmi
- .long do_IRQ ! rovi
- .long do_IRQ
- .long do_IRQ /* 5E0 */
- .long do_IRQ ! 32 Hitachi UDI /* 600 */
- .long do_IRQ ! 33 GPIO
- .long do_IRQ ! 34 DMAC dmte0
- .long do_IRQ ! 35 dmte1
- .long do_IRQ ! 36 dmte2
- .long do_IRQ ! 37 dmte3
- .long do_IRQ ! 38 dmae
- .long exception_error ! 39 /* 6E0 */
-#if defined(CONFIG_CPU_SUBTYPE_SH7760)
- .long exception_error /* 700 */
- .long exception_error
- .long exception_error
- .long exception_error /* 760 */
-#else
- .long do_IRQ ! 40 SCIF eri /* 700 */
- .long do_IRQ ! 41 rxi
- .long do_IRQ ! 42 bri
- .long do_IRQ ! 43 txi
-#endif
-#if CONFIG_NR_ONCHIP_DMA_CHANNELS == 8
- .long do_IRQ ! 44 DMAC dmte4 /* 780 */
- .long do_IRQ ! 45 dmte5
- .long do_IRQ ! 46 dmte6
- .long do_IRQ ! 47 dmte7 /* 7E0 */
-#elif defined(CONFIG_CPU_SUBTYPE_SH7343)
- .long do_IRQ ! 44 IIC1 ali /* 780 */
- .long do_IRQ ! 45 tacki
- .long do_IRQ ! 46 waiti
- .long do_IRQ ! 47 dtei /* 7E0 */
- .long do_IRQ ! 48 DMAC dei0 /* 800 */
- .long do_IRQ ! 49 dei1 /* 820 */
-#else
- .long exception_error ! 44 /* 780 */
- .long exception_error ! 45
- .long exception_error ! 46
- .long exception_error ! 47
-#endif
-#if defined(CONFIG_SH_FPU)
- .long do_fpu_state_restore ! 48 /* 800 */
- .long do_fpu_state_restore ! 49 /* 820 */
-#elif !defined(CONFIG_CPU_SUBTYPE_SH7343) && \
- !defined(CONFIG_CPU_SUBTYPE_SH73180)
- .long exception_error
- .long exception_error
-#endif
-#if defined(CONFIG_CPU_SUBTYPE_SH7751)
- .long exception_error /* 840 */
- .long exception_error
- .long exception_error
- .long exception_error
- .long exception_error
- .long exception_error
- .long exception_error /* 900 */
- .long exception_error
- .long exception_error
- .long exception_error
- .long exception_error
- .long exception_error
- .long exception_error
- .long exception_error
- .long do_IRQ ! PCI serr /* A00 */
- .long do_IRQ ! dma3
- .long do_IRQ ! dma2
- .long do_IRQ ! dma1
- .long do_IRQ ! dma0
- .long do_IRQ ! pwon
- .long do_IRQ ! pwdwn
- .long do_IRQ ! err
- .long do_IRQ ! TMU3 tuni3 /* B00 */
- .long exception_error
- .long exception_error
- .long exception_error
- .long do_IRQ ! TMU4 tuni4 /* B80 */
-#elif defined(CONFIG_CPU_SUBTYPE_SH7760)
- .long do_IRQ ! IRQ irq6 /* 840 */
- .long do_IRQ ! irq7
- .long do_IRQ ! SCIF eri0
- .long do_IRQ ! rxi0
- .long do_IRQ ! bri0
- .long do_IRQ ! txi0
- .long do_IRQ ! HCAN2 cani0 /* 900 */
- .long do_IRQ ! cani1
- .long do_IRQ ! SSI ssii0
- .long do_IRQ ! ssii1
- .long do_IRQ ! HAC haci0
- .long do_IRQ ! haci1
- .long do_IRQ ! IIC iici0
- .long do_IRQ ! iici1
- .long do_IRQ ! USB usbi /* A00 */
- .long do_IRQ ! LCDC vint
- .long exception_error
- .long exception_error
- .long do_IRQ ! DMABRG dmabrgi0
- .long do_IRQ ! dmabrgi1
- .long do_IRQ ! dmabrgi2
- .long exception_error
- .long do_IRQ ! SCIF eri1 /* B00 */
- .long do_IRQ ! rxi1
- .long do_IRQ ! bri1
- .long do_IRQ ! txi1
- .long do_IRQ ! eri2
- .long do_IRQ ! rxi2
- .long do_IRQ ! bri2
- .long do_IRQ ! txi2
- .long do_IRQ ! SIM simeri /* C00 */
- .long do_IRQ ! simrxi
- .long do_IRQ ! simtxi
- .long do_IRQ ! simtei
- .long do_IRQ ! HSPI spii
- .long exception_error
- .long exception_error
- .long exception_error
- .long do_IRQ ! MMCIF mmci0 /* D00 */
- .long do_IRQ ! mmci1
- .long do_IRQ ! mmci2
- .long do_IRQ ! mmci3
- .long exception_error
- .long exception_error
- .long exception_error
- .long exception_error
- .long exception_error /* E00 */
- .long exception_error
- .long exception_error
- .long exception_error
- .long do_IRQ ! MFI mfii
- .long exception_error
- .long exception_error
- .long exception_error
- .long exception_error /* F00 */
- .long exception_error
- .long exception_error
- .long exception_error
- .long do_IRQ ! ADC adi
- .long do_IRQ ! CMT cmti /* FA0 */
-#elif defined(CONFIG_CPU_SUBTYPE_SH73180) || defined(CONFIG_CPU_SUBTYPE_SH7343)
- .long do_IRQ ! 50 0x840
- .long do_IRQ ! 51 0x860
- .long do_IRQ ! 52 0x880
- .long do_IRQ ! 53 0x8a0
- .long do_IRQ ! 54 0x8c0
- .long do_IRQ ! 55 0x8e0
- .long do_IRQ ! 56 0x900
- .long do_IRQ ! 57 0x920
- .long do_IRQ ! 58 0x940
- .long do_IRQ ! 59 0x960
- .long do_IRQ ! 60 0x980
- .long do_IRQ ! 61 0x9a0
- .long do_IRQ ! 62 0x9c0
- .long do_IRQ ! 63 0x9e0
- .long do_IRQ ! 64 0xa00
- .long do_IRQ ! 65 0xa20
- .long do_IRQ ! 66 0xa40
- .long do_IRQ ! 67 0xa60
- .long do_IRQ ! 68 0xa80
- .long do_IRQ ! 69 0xaa0
- .long do_IRQ ! 70 0xac0
- .long do_IRQ ! 71 0xae0
- .long do_IRQ ! 72 0xb00
- .long do_IRQ ! 73 0xb20
- .long do_IRQ ! 74 0xb40
- .long do_IRQ ! 75 0xb60
- .long do_IRQ ! 76 0xb80
- .long do_IRQ ! 77 0xba0
- .long do_IRQ ! 78 0xbc0
- .long do_IRQ ! 79 0xbe0
- .long do_IRQ ! 80 0xc00
- .long do_IRQ ! 81 0xc20
- .long do_IRQ ! 82 0xc40
- .long do_IRQ ! 83 0xc60
- .long do_IRQ ! 84 0xc80
- .long do_IRQ ! 85 0xca0
- .long do_IRQ ! 86 0xcc0
- .long do_IRQ ! 87 0xce0
- .long do_IRQ ! 88 0xd00
- .long do_IRQ ! 89 0xd20
- .long do_IRQ ! 90 0xd40
- .long do_IRQ ! 91 0xd60
- .long do_IRQ ! 92 0xd80
- .long do_IRQ ! 93 0xda0
- .long do_IRQ ! 94 0xdc0
- .long do_IRQ ! 95 0xde0
- .long do_IRQ ! 96 0xe00
- .long do_IRQ ! 97 0xe20
- .long do_IRQ ! 98 0xe40
- .long do_IRQ ! 99 0xe60
- .long do_IRQ ! 100 0xe80
- .long do_IRQ ! 101 0xea0
- .long do_IRQ ! 102 0xec0
- .long do_IRQ ! 103 0xee0
- .long do_IRQ ! 104 0xf00
- .long do_IRQ ! 105 0xf20
- .long do_IRQ ! 106 0xf40
- .long do_IRQ ! 107 0xf60
- .long do_IRQ ! 108 0xf80
-#elif defined(CONFIG_CPU_SUBTYPE_ST40STB1)
- .long exception_error ! 50 0x840
- .long exception_error ! 51 0x860
- .long exception_error ! 52 0x880
- .long exception_error ! 53 0x8a0
- .long exception_error ! 54 0x8c0
- .long exception_error ! 55 0x8e0
- .long exception_error ! 56 0x900
- .long exception_error ! 57 0x920
- .long exception_error ! 58 0x940
- .long exception_error ! 59 0x960
- .long exception_error ! 60 0x980
- .long exception_error ! 61 0x9a0
- .long exception_error ! 62 0x9c0
- .long exception_error ! 63 0x9e0
- .long do_IRQ ! 64 0xa00 PCI serr
- .long do_IRQ ! 65 0xa20 err
- .long do_IRQ ! 66 0xa40 ad
- .long do_IRQ ! 67 0xa60 pwr_dwn
- .long exception_error ! 68 0xa80
- .long exception_error ! 69 0xaa0
- .long exception_error ! 70 0xac0
- .long exception_error ! 71 0xae0
- .long do_IRQ ! 72 0xb00 DMA INT0
- .long do_IRQ ! 73 0xb20 INT1
- .long do_IRQ ! 74 0xb40 INT2
- .long do_IRQ ! 75 0xb60 INT3
- .long do_IRQ ! 76 0xb80 INT4
- .long exception_error ! 77 0xba0
- .long do_IRQ ! 78 0xbc0 DMA ERR
- .long exception_error ! 79 0xbe0
- .long do_IRQ ! 80 0xc00 PIO0
- .long do_IRQ ! 81 0xc20 PIO1
- .long do_IRQ ! 82 0xc40 PIO2
- .long exception_error ! 83 0xc60
- .long exception_error ! 84 0xc80
- .long exception_error ! 85 0xca0
- .long exception_error ! 86 0xcc0
- .long exception_error ! 87 0xce0
- .long exception_error ! 88 0xd00
- .long exception_error ! 89 0xd20
- .long exception_error ! 90 0xd40
- .long exception_error ! 91 0xd60
- .long exception_error ! 92 0xd80
- .long exception_error ! 93 0xda0
- .long exception_error ! 94 0xdc0
- .long exception_error ! 95 0xde0
- .long exception_error ! 96 0xe00
- .long exception_error ! 97 0xe20
- .long exception_error ! 98 0xe40
- .long exception_error ! 99 0xe60
- .long exception_error ! 100 0xe80
- .long exception_error ! 101 0xea0
- .long exception_error ! 102 0xec0
- .long exception_error ! 103 0xee0
- .long exception_error ! 104 0xf00
- .long exception_error ! 105 0xf20
- .long exception_error ! 106 0xf40
- .long exception_error ! 107 0xf60
- .long exception_error ! 108 0xf80
- .long exception_error ! 109 0xfa0
- .long exception_error ! 110 0xfc0
- .long exception_error ! 111 0xfe0
- .long do_IRQ ! 112 0x1000 Mailbox
- .long exception_error ! 113 0x1020
- .long exception_error ! 114 0x1040
- .long exception_error ! 115 0x1060
- .long exception_error ! 116 0x1080
- .long exception_error ! 117 0x10a0
- .long exception_error ! 118 0x10c0
- .long exception_error ! 119 0x10e0
- .long exception_error ! 120 0x1100
- .long exception_error ! 121 0x1120
- .long exception_error ! 122 0x1140
- .long exception_error ! 123 0x1160
- .long exception_error ! 124 0x1180
- .long exception_error ! 125 0x11a0
- .long exception_error ! 126 0x11c0
- .long exception_error ! 127 0x11e0
- .long exception_error ! 128 0x1200
- .long exception_error ! 129 0x1220
- .long exception_error ! 130 0x1240
- .long exception_error ! 131 0x1260
- .long exception_error ! 132 0x1280
- .long exception_error ! 133 0x12a0
- .long exception_error ! 134 0x12c0
- .long exception_error ! 135 0x12e0
- .long exception_error ! 136 0x1300
- .long exception_error ! 137 0x1320
- .long exception_error ! 138 0x1340
- .long exception_error ! 139 0x1360
- .long do_IRQ ! 140 0x1380 EMPI INV_ADDR
- .long exception_error ! 141 0x13a0
- .long exception_error ! 142 0x13c0
- .long exception_error ! 143 0x13e0
-#elif defined(CONFIG_CPU_SUBTYPE_SH7770)
- .long do_IRQ ! 50 0x840
- .long do_IRQ ! 51 0x860
- .long do_IRQ ! 52 0x880
- .long do_IRQ ! 53 0x8a0
- .long do_IRQ ! 54 0x8c0
- .long do_IRQ ! 55 0x8e0
- .long do_IRQ ! 56 0x900
- .long do_IRQ ! 57 0x920
- .long do_IRQ ! 58 0x940
- .long do_IRQ ! 59 0x960
- .long do_IRQ ! 60 0x980
- .long do_IRQ ! 61 0x9a0
- .long do_IRQ ! 62 0x9c0
- .long do_IRQ ! 63 0x9e0
- .long do_IRQ ! 64 0xa00
- .long do_IRQ ! 65 0xa20
- .long do_IRQ ! 66 0xa4d
- .long do_IRQ ! 67 0xa60
- .long do_IRQ ! 68 0xa80
- .long do_IRQ ! 69 0xaa0
- .long do_IRQ ! 70 0xac0
- .long do_IRQ ! 71 0xae0
- .long do_IRQ ! 72 0xb00
- .long do_IRQ ! 73 0xb20
- .long do_IRQ ! 74 0xb40
- .long do_IRQ ! 75 0xb60
- .long do_IRQ ! 76 0xb80
- .long do_IRQ ! 77 0xba0
- .long do_IRQ ! 78 0xbc0
- .long do_IRQ ! 79 0xbe0
- .long do_IRQ ! 80 0xc00
- .long do_IRQ ! 81 0xc20
- .long do_IRQ ! 82 0xc40
- .long do_IRQ ! 83 0xc60
- .long do_IRQ ! 84 0xc80
- .long do_IRQ ! 85 0xca0
- .long do_IRQ ! 86 0xcc0
- .long do_IRQ ! 87 0xce0
- .long do_IRQ ! 88 0xd00
- .long do_IRQ ! 89 0xd20
- .long do_IRQ ! 90 0xd40
- .long do_IRQ ! 91 0xd60
- .long do_IRQ ! 92 0xd80
- .long do_IRQ ! 93 0xda0
- .long do_IRQ ! 94 0xdc0
- .long do_IRQ ! 95 0xde0
- .long do_IRQ ! 96 0xe00
- .long do_IRQ ! 97 0xe20
- .long do_IRQ ! 98 0xe40
- .long do_IRQ ! 99 0xe60
- .long do_IRQ ! 100 0xe80
- .long do_IRQ ! 101 0xea0
- .long do_IRQ ! 102 0xec0
- .long do_IRQ ! 103 0xee0
- .long do_IRQ ! 104 0xf00
- .long do_IRQ ! 105 0xf20
- .long do_IRQ ! 106 0xf40
- .long do_IRQ ! 107 0xf60
- .long do_IRQ ! 108 0xf80
-#endif
-#else
- .long exception_error /* 400 */
- .long exception_error
- .long exception_error
- .long exception_error
- .long do_IRQ ! RTC ati
- .long do_IRQ ! pri
- .long do_IRQ ! cui
- .long exception_error
- .long exception_error /* 500 */
- .long exception_error
- .long exception_error
- .long do_IRQ ! WDT iti /* 560 */
- .long do_IRQ ! TMU-ch0
- .long do_IRQ ! TMU-ch1
- .long do_IRQ ! TMU-ch2
- .long do_IRQ ! ticpi2 /* 5E0 */
- .long do_IRQ ! 32 Hitachi UDI /* 600 */
- .long exception_error
- .long do_IRQ ! 34 DMAC dmte0
- .long do_IRQ ! 35 dmte1
- .long do_IRQ ! 36 dmte2
- .long do_IRQ ! 37 dmte3
- .long do_IRQ ! 38 dmae
- .long exception_error ! 39 /* 6E0 */
- .long do_IRQ ! 40 SCIF-ch0 eri /* 700 */
- .long do_IRQ ! 41 rxi
- .long do_IRQ ! 42 bri
- .long do_IRQ ! 43 txi
- .long do_IRQ ! 44 DMAC dmte4 /* 780 */
- .long do_IRQ ! 45 dmte5
- .long do_IRQ ! 46 dmte6
- .long do_IRQ ! 47 dmte7 /* 7E0 */
-#if defined(CONFIG_SH_FPU)
- .long do_fpu_state_restore ! 48 /* 800 */
- .long do_fpu_state_restore ! 49 /* 820 */
-#else
- .long exception_error
- .long exception_error
-#endif
- .long exception_error /* 840 */
- .long exception_error
- .long exception_error
- .long exception_error
- .long exception_error
- .long exception_error
- .long do_IRQ ! 56 CMT /* 900 */
- .long exception_error
- .long exception_error
- .long exception_error
- .long do_IRQ ! 60 HAC
- .long exception_error
- .long exception_error
- .long exception_error
- .long do_IRQ ! PCI serr /* A00 */
- .long do_IRQ ! INTA
- .long do_IRQ ! INTB
- .long do_IRQ ! INTC
- .long do_IRQ ! INTD
- .long do_IRQ ! err
- .long do_IRQ ! pwd3
- .long do_IRQ ! pwd2
- .long do_IRQ ! pwd1 /* B00 */
- .long do_IRQ ! pwd0
- .long exception_error
- .long exception_error
- .long do_IRQ ! SCIF-ch1 eri /* B80 */
- .long do_IRQ ! rxi
- .long do_IRQ ! bri
- .long do_IRQ ! txi
- .long do_IRQ ! SIOF /* C00 */
- .long exception_error
- .long exception_error
- .long exception_error
- .long do_IRQ ! HSPI /* C80 */
- .long exception_error
- .long exception_error
- .long exception_error
- .long do_IRQ ! MMCIF fatat /* D00 */
- .long do_IRQ ! tran
- .long do_IRQ ! err
- .long do_IRQ ! frdy
- .long do_IRQ ! DMAC dmint8 /* D80 */
- .long do_IRQ ! dmint9
- .long do_IRQ ! dmint10
- .long do_IRQ ! dmint11
- .long do_IRQ ! TMU-ch3 /* E00 */
- .long do_IRQ ! TMU-ch4
- .long do_IRQ ! TMU-ch5
- .long exception_error
- .long do_IRQ ! SSI
- .long exception_error
- .long exception_error
- .long exception_error
- .long do_IRQ ! FLCTL flste /* F00 */
- .long do_IRQ ! fltend
- .long do_IRQ ! fltrq0
- .long do_IRQ ! fltrq1
- .long do_IRQ ! GPIO gpioi0 /* F80 */
- .long do_IRQ ! gpioi1
- .long do_IRQ ! gpioi2
- .long do_IRQ ! gpioi3
-#endif
-
diff --git a/arch/sh/kernel/entry.S b/arch/sh/kernel/entry.S
index 97c571fbcdf..39aaefb2d83 100644
--- a/arch/sh/kernel/entry.S
+++ b/arch/sh/kernel/entry.S
@@ -1,9 +1,8 @@
-/* $Id: entry.S,v 1.37 2004/06/11 13:02:46 doyu Exp $
- *
+/*
* linux/arch/sh/entry.S
*
* Copyright (C) 1999, 2000, 2002 Niibe Yutaka
- * Copyright (C) 2003 Paul Mundt
+ * Copyright (C) 2003 - 2006 Paul Mundt
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
@@ -78,7 +77,6 @@ OFF_TRA = (16*4+6*4)
#define k3 r3
#define k4 r4
-#define k_ex_code r2_bank /* r2_bank1 */
#define g_imask r6 /* r6_bank1 */
#define k_g_imask r6_bank /* r6_bank1 */
#define current r7 /* r7_bank1 */
@@ -691,7 +689,7 @@ interrupt:
0:
#endif /* defined(CONFIG_KGDB_NMI) */
bra handle_exception
- mov.l @k2, k2
+ mov #-1, k2 ! interrupt exception marker
.align 2
1: .long EXPEVT
@@ -717,8 +715,7 @@ ENTRY(handle_exception)
add current, k1
mov k1, r15 ! change to kernel stack
!
-1: mov #-1, k4
- mov.l 2f, k1
+1: mov.l 2f, k1
!
#ifdef CONFIG_SH_DSP
mov.l r2, @-r15 ! Save r2, we need another reg
@@ -763,6 +760,8 @@ skip_save:
#endif
! Save the user registers on the stack.
mov.l k2, @-r15 ! EXPEVT
+
+ mov #-1, k4
mov.l k4, @-r15 ! set TRA (default: -1)
!
sts.l macl, @-r15
@@ -797,8 +796,21 @@ skip_save:
mov.l r2, @-r15
mov.l r1, @-r15
mov.l r0, @-r15
- ! Then, dispatch to the handler, according to the exception code.
- stc k_ex_code, r8
+
+ /*
+ * This gets a bit tricky.. in the INTEVT case we don't want to use
+ * the VBR offset as a destination in the jump call table, since all
+ * of the destinations are the same. In this case, (interrupt) sets
+ * a marker in r2 (now r2_bank since SR.RB changed), which we check
+ * to determine the exception type. For all other exceptions, we
+ * forcibly read EXPEVT from memory and fix up the jump address, in
+ * the interrupt exception case we jump to do_IRQ() and defer the
+ * INTEVT read until there. As a bonus, we can also clean up the SR.RB
+ * checks that do_IRQ() was doing..
+ */
+ stc r2_bank, r8
+ cmp/pz r8
+ bf interrupt_exception
shlr2 r8
shlr r8
mov.l 4f, r9
@@ -806,6 +818,8 @@ skip_save:
mov.l @r9, r9
jmp @r9
nop
+ rts
+ nop
.align 2
1: .long 0x00001000 ! DSP=1
@@ -813,8 +827,17 @@ skip_save:
3: .long 0xcfffffff ! RB=0, BL=0
4: .long exception_handling_table
+interrupt_exception:
+ mov.l 1f, r9
+ jmp @r9
+ nop
+ rts
+ nop
+
+ .align 2
+1: .long do_IRQ
+
.align 2
ENTRY(exception_none)
rts
nop
-
diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c
index 3b93682bf18..acf2602569c 100644
--- a/arch/sh/kernel/irq.c
+++ b/arch/sh/kernel/irq.c
@@ -11,6 +11,7 @@
#include <linux/module.h>
#include <linux/kernel_stat.h>
#include <linux/seq_file.h>
+#include <linux/io.h>
#include <asm/irq.h>
#include <asm/processor.h>
#include <asm/uaccess.h>
@@ -26,6 +27,7 @@ atomic_t irq_err_count;
*/
void ack_bad_irq(unsigned int irq)
{
+ atomic_inc(&irq_err_count);
printk("unexpected IRQ trap at vector %02x\n", irq);
}
@@ -85,7 +87,7 @@ asmlinkage int do_IRQ(unsigned long r4, unsigned long r5,
struct pt_regs regs)
{
struct pt_regs *old_regs = set_irq_regs(&regs);
- int irq = r4;
+ int irq;
#ifdef CONFIG_4KSTACKS
union irq_ctx *curctx, *irqctx;
#endif
@@ -109,20 +111,9 @@ asmlinkage int do_IRQ(unsigned long r4, unsigned long r5,
#endif
#ifdef CONFIG_CPU_HAS_INTEVT
- __asm__ __volatile__ (
-#ifdef CONFIG_CPU_HAS_SR_RB
- "stc r2_bank, %0\n\t"
+ irq = (ctrl_inl(INTEVT) >> 5) - 16;
#else
- "mov.l @%1, %0\n\t"
-#endif
- "shlr2 %0\n\t"
- "shlr2 %0\n\t"
- "shlr %0\n\t"
- "add #-16, %0\n\t"
- : "=z" (irq), "=r" (r4)
- : "1" (INTEVT)
- : "memory"
- );
+ irq = r4;
#endif
irq = irq_demux(irq);
@@ -147,9 +138,9 @@ asmlinkage int do_IRQ(unsigned long r4, unsigned long r5,
__asm__ __volatile__ (
"mov %0, r4 \n"
"mov r15, r9 \n"
- "jsr @%2 \n"
+ "jsr @%1 \n"
/* swith to the irq stack */
- " mov %3, r15 \n"
+ " mov %2, r15 \n"
/* restore the stack (ring zero) */
"mov r9, r15 \n"
: /* no outputs */
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-04 23:24:10 +0000