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-rw-r--r--arch/m68knommu/platform/68328/Makefile1
-rw-r--r--arch/m68knommu/platform/68328/head-rom.S18
-rw-r--r--arch/m68knommu/platform/68328/ints.c20
-rw-r--r--arch/m68knommu/platform/68328/romvec.S37
-rw-r--r--arch/m68knommu/platform/68360/config.c14
-rw-r--r--arch/m68knommu/platform/68360/head-ram.S19
-rw-r--r--arch/m68knommu/platform/68360/head-rom.S17
-rw-r--r--arch/m68knommu/platform/68360/ints.c1
-rw-r--r--arch/m68knommu/platform/68EZ328/config.c14
-rw-r--r--arch/m68knommu/platform/68VZ328/config.c14
10 files changed, 84 insertions, 71 deletions
diff --git a/arch/m68knommu/platform/68328/Makefile b/arch/m68knommu/platform/68328/Makefile
index 1b3b719e4479..5e5435552d56 100644
--- a/arch/m68knommu/platform/68328/Makefile
+++ b/arch/m68knommu/platform/68328/Makefile
@@ -8,6 +8,7 @@ head-$(CONFIG_DRAGEN2) = head-de2.o
8 8
9obj-y += entry.o ints.o timers.o 9obj-y += entry.o ints.o timers.o
10obj-$(CONFIG_M68328) += config.o 10obj-$(CONFIG_M68328) += config.o
11obj-$(CONFIG_ROM) += romvec.o
11 12
12extra-y := head.o 13extra-y := head.o
13extra-$(CONFIG_M68328) += bootlogo.rh head.o 14extra-$(CONFIG_M68328) += bootlogo.rh head.o
diff --git a/arch/m68knommu/platform/68328/head-rom.S b/arch/m68knommu/platform/68328/head-rom.S
index 2b448a297011..234430b9551c 100644
--- a/arch/m68knommu/platform/68328/head-rom.S
+++ b/arch/m68knommu/platform/68328/head-rom.S
@@ -28,6 +28,8 @@ _ramstart:
28_ramend: 28_ramend:
29.long 0 29.long 0
30 30
31#define RAMEND (CONFIG_RAMBASE + CONFIG_RAMSIZE)
32
31#ifdef CONFIG_INIT_LCD 33#ifdef CONFIG_INIT_LCD
32splash_bits: 34splash_bits:
33#include "bootlogo.rh" 35#include "bootlogo.rh"
@@ -48,7 +50,7 @@ _stext: movew #0x2700,%sr
48 moveb #0x81, 0xfffffA27 /* LCKCON */ 50 moveb #0x81, 0xfffffA27 /* LCKCON */
49 movew #0xff00, 0xfffff412 /* LCD pins */ 51 movew #0xff00, 0xfffff412 /* LCD pins */
50#endif 52#endif
51 moveal #__ramend-CONFIG_MEMORY_RESERVE*0x100000 - 0x10, %sp 53 moveal #RAMEND-CONFIG_MEMORY_RESERVE*0x100000 - 0x10, %sp
52 movew #32767, %d0 /* PLL settle wait loop */ 54 movew #32767, %d0 /* PLL settle wait loop */
531: subq #1, %d0 551: subq #1, %d0
54 bne 1b 56 bne 1b
@@ -73,13 +75,13 @@ _stext: movew #0x2700,%sr
73 bhi 1b 75 bhi 1b
74 76
75 movel #_sdata, %d0 77 movel #_sdata, %d0
76 movel %d0, _rambase 78 movel %d0, _rambase
77 movel #_ebss, %d0 79 movel #_ebss, %d0
78 movel %d0, _ramstart 80 movel %d0, _ramstart
79 movel #__ramend-CONFIG_MEMORY_RESERVE*0x100000, %d0 81 movel #RAMEND-CONFIG_MEMORY_RESERVE*0x100000, %d0
80 movel %d0, _ramend 82 movel %d0, _ramend
81 movel #__ramvec, %d0 83 movel #CONFIG_VECTORBASE, %d0
82 movel %d0, _ramvec 84 movel %d0, _ramvec
83 85
84/* 86/*
85 * load the current task pointer and stack 87 * load the current task pointer and stack
diff --git a/arch/m68knommu/platform/68328/ints.c b/arch/m68knommu/platform/68328/ints.c
index 7437217813d2..2dda7339aae5 100644
--- a/arch/m68knommu/platform/68328/ints.c
+++ b/arch/m68knommu/platform/68328/ints.c
@@ -18,6 +18,7 @@
18 18
19#include <asm/system.h> 19#include <asm/system.h>
20#include <asm/irq.h> 20#include <asm/irq.h>
21#include <asm/irqnode.h>
21#include <asm/traps.h> 22#include <asm/traps.h>
22#include <asm/io.h> 23#include <asm/io.h>
23#include <asm/machdep.h> 24#include <asm/machdep.h>
@@ -82,25 +83,6 @@ unsigned int local_irq_count[NR_CPUS];
82/* irq node variables for the 32 (potential) on chip sources */ 83/* irq node variables for the 32 (potential) on chip sources */
83static irq_node_t int_irq_list[NR_IRQS]; 84static irq_node_t int_irq_list[NR_IRQS];
84 85
85#if !defined(CONFIG_DRAGEN2)
86asm (".global _start, __ramend/n/t"
87 ".section .romvec/n"
88 "e_vectors:\n\t"
89 ".long __ramend-4, _start, buserr, trap, trap, trap, trap, trap\n\t"
90 ".long trap, trap, trap, trap, trap, trap, trap, trap\n\t"
91 ".long trap, trap, trap, trap, trap, trap, trap, trap\n\t"
92 ".long trap, trap, trap, trap\n\t"
93 ".long trap, trap, trap, trap\n\t"
94 /*.long inthandler, inthandler, inthandler, inthandler
95 .long inthandler4, inthandler, inthandler, inthandler */
96 /* TRAP #0-15 */
97 ".long system_call, trap, trap, trap, trap, trap, trap, trap\n\t"
98 ".long trap, trap, trap, trap, trap, trap, trap, trap\n\t"
99 ".long 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0\n\t"
100 ".text\n"
101 "ignore: rte");
102#endif
103
104/* 86/*
105 * This function should be called during kernel startup to initialize 87 * This function should be called during kernel startup to initialize
106 * the IRQ handling routines. 88 * the IRQ handling routines.
diff --git a/arch/m68knommu/platform/68328/romvec.S b/arch/m68knommu/platform/68328/romvec.S
new file mode 100644
index 000000000000..3e7fe1e14913
--- /dev/null
+++ b/arch/m68knommu/platform/68328/romvec.S
@@ -0,0 +1,37 @@
1/*
2 * linux/arch/m68knommu/platform/68328/romvec.S
3 *
4 * This file is subject to the terms and conditions of the GNU General Public
5 * License. See the file COPYING in the main directory of this archive
6 * for more details.
7 *
8 * Copyright 1996 Roman Zippel
9 * Copyright 1999 D. Jeff Dionne <jeff@rt-control.com>
10 * Copyright 2006 Greg Ungerer <gerg@snapgear.com>
11 */
12
13#include <linux/config.h>
14
15.global _start
16.global _buserr
17.global trap
18.global system_call
19
20.section .romvec
21
22e_vectors:
23.long CONFIG_RAMBASE+CONFIG_RAMSIZE-4, _start, buserr, trap
24.long trap, trap, trap, trap
25.long trap, trap, trap, trap
26.long trap, trap, trap, trap
27.long trap, trap, trap, trap
28.long trap, trap, trap, trap
29.long trap, trap, trap, trap
30.long trap, trap, trap, trap
31/* TRAP #0-15 */
32.long system_call, trap, trap, trap
33.long trap, trap, trap, trap
34.long trap, trap, trap, trap
35.long trap, trap, trap, trap
36.long 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
37
diff --git a/arch/m68knommu/platform/68360/config.c b/arch/m68knommu/platform/68360/config.c
index 3db244625f0f..69c670dfd62b 100644
--- a/arch/m68knommu/platform/68360/config.c
+++ b/arch/m68knommu/platform/68360/config.c
@@ -141,13 +141,13 @@ int BSP_set_clock_mmss (unsigned long nowtime)
141void BSP_reset (void) 141void BSP_reset (void)
142{ 142{
143 local_irq_disable(); 143 local_irq_disable();
144 asm volatile (" 144 asm volatile (
145 moveal #_start, %a0; 145 "moveal #_start, %a0;\n"
146 moveb #0, 0xFFFFF300; 146 "moveb #0, 0xFFFFF300;\n"
147 moveal 0(%a0), %sp; 147 "moveal 0(%a0), %sp;\n"
148 moveal 4(%a0), %a0; 148 "moveal 4(%a0), %a0;\n"
149 jmp (%a0); 149 "jmp (%a0);\n"
150 "); 150 );
151} 151}
152 152
153unsigned char *scc1_hwaddr; 153unsigned char *scc1_hwaddr;
diff --git a/arch/m68knommu/platform/68360/head-ram.S b/arch/m68knommu/platform/68360/head-ram.S
index a5c639a51eef..f497713a4ec7 100644
--- a/arch/m68knommu/platform/68360/head-ram.S
+++ b/arch/m68knommu/platform/68360/head-ram.S
@@ -18,7 +18,6 @@
18.global _start 18.global _start
19 19
20.global _rambase 20.global _rambase
21.global __ramvec
22.global _ramvec 21.global _ramvec
23.global _ramstart 22.global _ramstart
24.global _ramend 23.global _ramend
@@ -26,6 +25,8 @@
26.global _quicc_base 25.global _quicc_base
27.global _periph_base 26.global _periph_base
28 27
28#define RAMEND (CONFIG_RAMBASE + CONFIG_RAMSIZE)
29
29#define REGB 0x1000 30#define REGB 0x1000
30#define PEPAR (_dprbase + REGB + 0x0016) 31#define PEPAR (_dprbase + REGB + 0x0016)
31#define GMR (_dprbase + REGB + 0x0040) 32#define GMR (_dprbase + REGB + 0x0040)
@@ -103,7 +104,7 @@ _stext:
103 nop 104 nop
104 ori.w #MCU_DISABLE_INTRPTS, %sr /* disable interrupts: */ 105 ori.w #MCU_DISABLE_INTRPTS, %sr /* disable interrupts: */
105 /* We should not need to setup the boot stack the reset should do it. */ 106 /* We should not need to setup the boot stack the reset should do it. */
106 movea.l #__ramend, %sp /*set up stack at the end of DRAM:*/ 107 movea.l #RAMEND, %sp /*set up stack at the end of DRAM:*/
107 108
108set_mbar_register: 109set_mbar_register:
109 moveq.l #0x07, %d1 /* Setup MBAR */ 110 moveq.l #0x07, %d1 /* Setup MBAR */
@@ -163,7 +164,7 @@ configure_memory_controller:
163 move.l %d0, GMR 164 move.l %d0, GMR
164 165
165configure_chip_select_0: 166configure_chip_select_0:
166 move.l #__ramend, %d0 167 move.l #RAMEND, %d0
167 subi.l #__ramstart, %d0 168 subi.l #__ramstart, %d0
168 subq.l #0x01, %d0 169 subq.l #0x01, %d0
169 eori.l #SIM_OR_MASK, %d0 170 eori.l #SIM_OR_MASK, %d0
@@ -234,16 +235,10 @@ store_ram_size:
234 /* Set ram size information */ 235 /* Set ram size information */
235 move.l #_sdata, _rambase 236 move.l #_sdata, _rambase
236 move.l #_ebss, _ramstart 237 move.l #_ebss, _ramstart
237 move.l #__ramend, %d0 238 move.l #RAMEND, %d0
238 sub.l #0x1000, %d0 /* Reserve 4K for stack space.*/ 239 sub.l #0x1000, %d0 /* Reserve 4K for stack space.*/
239 move.l %d0, _ramend /* Different from __ramend.*/ 240 move.l %d0, _ramend /* Different from RAMEND.*/
240 241
241store_flash_size:
242 /* Set rom size information */
243 move.l #__rom_end, %d0
244 sub.l #__rom_start, %d0
245 move.l %d0, rom_length
246
247 pea 0 242 pea 0
248 pea env 243 pea env
249 pea %sp@(4) 244 pea %sp@(4)
@@ -286,7 +281,7 @@ _dprbase:
286 */ 281 */
287 282
288.section ".data.initvect","awx" 283.section ".data.initvect","awx"
289 .long __ramend /* Reset: Initial Stack Pointer - 0. */ 284 .long RAMEND /* Reset: Initial Stack Pointer - 0. */
290 .long _start /* Reset: Initial Program Counter - 1. */ 285 .long _start /* Reset: Initial Program Counter - 1. */
291 .long buserr /* Bus Error - 2. */ 286 .long buserr /* Bus Error - 2. */
292 .long trap /* Address Error - 3. */ 287 .long trap /* Address Error - 3. */
diff --git a/arch/m68knommu/platform/68360/head-rom.S b/arch/m68knommu/platform/68360/head-rom.S
index 0da357a4cfee..2d28c3e19a88 100644
--- a/arch/m68knommu/platform/68360/head-rom.S
+++ b/arch/m68knommu/platform/68360/head-rom.S
@@ -18,7 +18,6 @@
18.global _start 18.global _start
19 19
20.global _rambase 20.global _rambase
21.global __ramvec
22.global _ramvec 21.global _ramvec
23.global _ramstart 22.global _ramstart
24.global _ramend 23.global _ramend
@@ -26,6 +25,8 @@
26.global _quicc_base 25.global _quicc_base
27.global _periph_base 26.global _periph_base
28 27
28#define RAMEND (CONFIG_RAMBASE + CONFIG_RAMSIZE)
29
29#define REGB 0x1000 30#define REGB 0x1000
30#define PEPAR (_dprbase + REGB + 0x0016) 31#define PEPAR (_dprbase + REGB + 0x0016)
31#define GMR (_dprbase + REGB + 0x0040) 32#define GMR (_dprbase + REGB + 0x0040)
@@ -115,7 +116,7 @@ _stext:
115 nop 116 nop
116 ori.w #MCU_DISABLE_INTRPTS, %sr /* disable interrupts: */ 117 ori.w #MCU_DISABLE_INTRPTS, %sr /* disable interrupts: */
117 /* We should not need to setup the boot stack the reset should do it. */ 118 /* We should not need to setup the boot stack the reset should do it. */
118 movea.l #__ramend, %sp /* set up stack at the end of DRAM:*/ 119 movea.l #RAMEND, %sp /* set up stack at the end of DRAM:*/
119 120
120 121
121set_mbar_register: 122set_mbar_register:
@@ -245,16 +246,10 @@ store_ram_size:
245 /* Set ram size information */ 246 /* Set ram size information */
246 move.l #_sdata, _rambase 247 move.l #_sdata, _rambase
247 move.l #_ebss, _ramstart 248 move.l #_ebss, _ramstart
248 move.l #__ramend, %d0 249 move.l #RAMEND, %d0
249 sub.l #0x1000, %d0 /* Reserve 4K for stack space.*/ 250 sub.l #0x1000, %d0 /* Reserve 4K for stack space.*/
250 move.l %d0, _ramend /* Different from __ramend.*/ 251 move.l %d0, _ramend /* Different from RAMEND.*/
251 252
252store_flash_size:
253 /* Set rom size information */
254 move.l #__rom_end, %d0
255 sub.l #__rom_start, %d0
256 move.l %d0, rom_length
257
258 pea 0 253 pea 0
259 pea env 254 pea env
260 pea %sp@(4) 255 pea %sp@(4)
@@ -298,7 +293,7 @@ _dprbase:
298 */ 293 */
299 294
300.section ".data.initvect","awx" 295.section ".data.initvect","awx"
301 .long __ramend /* Reset: Initial Stack Pointer - 0. */ 296 .long RAMEND /* Reset: Initial Stack Pointer - 0. */
302 .long _start /* Reset: Initial Program Counter - 1. */ 297 .long _start /* Reset: Initial Program Counter - 1. */
303 .long buserr /* Bus Error - 2. */ 298 .long buserr /* Bus Error - 2. */
304 .long trap /* Address Error - 3. */ 299 .long trap /* Address Error - 3. */
diff --git a/arch/m68knommu/platform/68360/ints.c b/arch/m68knommu/platform/68360/ints.c
index ba184db1651b..0245fc4a4781 100644
--- a/arch/m68knommu/platform/68360/ints.c
+++ b/arch/m68knommu/platform/68360/ints.c
@@ -20,6 +20,7 @@
20 20
21#include <asm/system.h> 21#include <asm/system.h>
22#include <asm/irq.h> 22#include <asm/irq.h>
23#include <asm/irqnode.h>
23#include <asm/traps.h> 24#include <asm/traps.h>
24#include <asm/io.h> 25#include <asm/io.h>
25#include <asm/machdep.h> 26#include <asm/machdep.h>
diff --git a/arch/m68knommu/platform/68EZ328/config.c b/arch/m68knommu/platform/68EZ328/config.c
index d8d56e5de310..15a14a67c2bf 100644
--- a/arch/m68knommu/platform/68EZ328/config.c
+++ b/arch/m68knommu/platform/68EZ328/config.c
@@ -42,13 +42,13 @@ void m68328_timer_gettod(int *year, int *mon, int *day, int *hour, int *min, int
42void m68ez328_reset(void) 42void m68ez328_reset(void)
43{ 43{
44 local_irq_disable(); 44 local_irq_disable();
45 asm volatile (" 45 asm volatile (
46 moveal #0x10c00000, %a0; 46 "moveal #0x10c00000, %a0;\n"
47 moveb #0, 0xFFFFF300; 47 "moveb #0, 0xFFFFF300;\n"
48 moveal 0(%a0), %sp; 48 "moveal 0(%a0), %sp;\n"
49 moveal 4(%a0), %a0; 49 "moveal 4(%a0), %a0;\n"
50 jmp (%a0); 50 "jmp (%a0);\n"
51 "); 51 );
52} 52}
53 53
54/***************************************************************************/ 54/***************************************************************************/
diff --git a/arch/m68knommu/platform/68VZ328/config.c b/arch/m68knommu/platform/68VZ328/config.c
index d926524cdf82..4058de5c8fa2 100644
--- a/arch/m68knommu/platform/68VZ328/config.c
+++ b/arch/m68knommu/platform/68VZ328/config.c
@@ -141,13 +141,13 @@ static void init_hardware(char *command, int size)
141static void m68vz328_reset(void) 141static void m68vz328_reset(void)
142{ 142{
143 local_irq_disable(); 143 local_irq_disable();
144 asm volatile (" 144 asm volatile (
145 moveal #0x10c00000, %a0; 145 "moveal #0x10c00000, %a0;\n\t"
146 moveb #0, 0xFFFFF300; 146 "moveb #0, 0xFFFFF300;\n\t"
147 moveal 0(%a0), %sp; 147 "moveal 0(%a0), %sp;\n\t"
148 moveal 4(%a0), %a0; 148 "moveal 4(%a0), %a0;\n\t"
149 jmp (%a0); 149 "jmp (%a0);\n"
150 "); 150 );
151} 151}
152 152
153unsigned char *cs8900a_hwaddr; 153unsigned char *cs8900a_hwaddr;
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-11 07:34:45 -0500