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-rw-r--r--arch/mips/configs/osprey_defconfig618
-rw-r--r--arch/mips/vr4181/common/Makefile7
-rw-r--r--arch/mips/vr4181/common/int_handler.S206
-rw-r--r--arch/mips/vr4181/common/irq.c239
-rw-r--r--arch/mips/vr4181/common/serial.c51
-rw-r--r--arch/mips/vr4181/common/time.c145
-rw-r--r--arch/mips/vr4181/osprey/Makefile7
-rw-r--r--arch/mips/vr4181/osprey/dbg_io.c136
-rw-r--r--arch/mips/vr4181/osprey/prom.c49
-rw-r--r--arch/mips/vr4181/osprey/reset.c40
-rw-r--r--arch/mips/vr4181/osprey/setup.c68
11 files changed, 0 insertions, 1566 deletions
diff --git a/arch/mips/configs/osprey_defconfig b/arch/mips/configs/osprey_defconfig
deleted file mode 100644
index 989cb9e7ae83..000000000000
--- a/arch/mips/configs/osprey_defconfig
+++ /dev/null
@@ -1,618 +0,0 @@
1#
2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.11-rc2
4# Wed Jan 26 02:49:08 2005
5#
6CONFIG_MIPS=y
7# CONFIG_MIPS64 is not set
8# CONFIG_64BIT is not set
9CONFIG_MIPS32=y
10
11#
12# Code maturity level options
13#
14CONFIG_EXPERIMENTAL=y
15CONFIG_CLEAN_COMPILE=y
16CONFIG_BROKEN_ON_SMP=y
17
18#
19# General setup
20#
21CONFIG_LOCALVERSION=""
22CONFIG_SWAP=y
23CONFIG_SYSVIPC=y
24# CONFIG_POSIX_MQUEUE is not set
25# CONFIG_BSD_PROCESS_ACCT is not set
26CONFIG_SYSCTL=y
27# CONFIG_AUDIT is not set
28CONFIG_LOG_BUF_SHIFT=14
29# CONFIG_HOTPLUG is not set
30CONFIG_KOBJECT_UEVENT=y
31# CONFIG_IKCONFIG is not set
32CONFIG_EMBEDDED=y
33CONFIG_KALLSYMS=y
34# CONFIG_KALLSYMS_EXTRA_PASS is not set
35CONFIG_FUTEX=y
36CONFIG_EPOLL=y
37# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
38CONFIG_SHMEM=y
39CONFIG_CC_ALIGN_FUNCTIONS=0
40CONFIG_CC_ALIGN_LABELS=0
41CONFIG_CC_ALIGN_LOOPS=0
42CONFIG_CC_ALIGN_JUMPS=0
43# CONFIG_TINY_SHMEM is not set
44
45#
46# Loadable module support
47#
48CONFIG_MODULES=y
49CONFIG_MODULE_UNLOAD=y
50# CONFIG_MODULE_FORCE_UNLOAD is not set
51CONFIG_OBSOLETE_MODPARM=y
52CONFIG_MODVERSIONS=y
53CONFIG_MODULE_SRCVERSION_ALL=y
54CONFIG_KMOD=y
55
56#
57# Machine selection
58#
59# CONFIG_MACH_JAZZ is not set
60# CONFIG_MACH_VR41XX is not set
61# CONFIG_TOSHIBA_JMR3927 is not set
62# CONFIG_MIPS_COBALT is not set
63# CONFIG_MACH_DECSTATION is not set
64# CONFIG_MIPS_EV64120 is not set
65# CONFIG_MIPS_EV96100 is not set
66# CONFIG_MIPS_IVR is not set
67# CONFIG_LASAT is not set
68# CONFIG_MIPS_ITE8172 is not set
69# CONFIG_MIPS_ATLAS is not set
70# CONFIG_MIPS_MALTA is not set
71# CONFIG_MIPS_SEAD is not set
72# CONFIG_MOMENCO_OCELOT is not set
73# CONFIG_MOMENCO_OCELOT_G is not set
74# CONFIG_MOMENCO_OCELOT_C is not set
75# CONFIG_MOMENCO_OCELOT_3 is not set
76# CONFIG_MOMENCO_JAGUAR_ATX is not set
77# CONFIG_PMC_YOSEMITE is not set
78# CONFIG_DDB5074 is not set
79# CONFIG_DDB5476 is not set
80# CONFIG_DDB5477 is not set
81CONFIG_NEC_OSPREY=y
82# CONFIG_SGI_IP22 is not set
83# CONFIG_SOC_AU1X00 is not set
84# CONFIG_SIBYTE_SB1xxx_SOC is not set
85# CONFIG_SNI_RM200_PCI is not set
86# CONFIG_TOSHIBA_RBTX4927 is not set
87CONFIG_RWSEM_GENERIC_SPINLOCK=y
88CONFIG_GENERIC_CALIBRATE_DELAY=y
89CONFIG_HAVE_DEC_LOCK=y
90CONFIG_DMA_NONCOHERENT=y
91CONFIG_CPU_LITTLE_ENDIAN=y
92CONFIG_IRQ_CPU=y
93CONFIG_MIPS_L1_CACHE_SHIFT=5
94CONFIG_VR4181=y
95
96#
97# CPU selection
98#
99# CONFIG_CPU_MIPS32 is not set
100# CONFIG_CPU_MIPS64 is not set
101# CONFIG_CPU_R3000 is not set
102# CONFIG_CPU_TX39XX is not set
103CONFIG_CPU_VR41XX=y
104# CONFIG_CPU_R4300 is not set
105# CONFIG_CPU_R4X00 is not set
106# CONFIG_CPU_TX49XX is not set
107# CONFIG_CPU_R5000 is not set
108# CONFIG_CPU_R5432 is not set
109# CONFIG_CPU_R6000 is not set
110# CONFIG_CPU_NEVADA is not set
111# CONFIG_CPU_R8000 is not set
112# CONFIG_CPU_R10000 is not set
113# CONFIG_CPU_RM7000 is not set
114# CONFIG_CPU_RM9000 is not set
115# CONFIG_CPU_SB1 is not set
116CONFIG_PAGE_SIZE_4KB=y
117# CONFIG_PAGE_SIZE_8KB is not set
118# CONFIG_PAGE_SIZE_16KB is not set
119# CONFIG_PAGE_SIZE_64KB is not set
120# CONFIG_CPU_ADVANCED is not set
121CONFIG_CPU_HAS_SYNC=y
122# CONFIG_PREEMPT is not set
123
124#
125# Bus options (PCI, PCMCIA, EISA, ISA, TC)
126#
127CONFIG_MMU=y
128
129#
130# PCCARD (PCMCIA/CardBus) support
131#
132# CONFIG_PCCARD is not set
133
134#
135# PC-card bridges
136#
137
138#
139# PCI Hotplug Support
140#
141
142#
143# Executable file formats
144#
145CONFIG_BINFMT_ELF=y
146# CONFIG_BINFMT_MISC is not set
147CONFIG_TRAD_SIGNALS=y
148
149#
150# Device Drivers
151#
152
153#
154# Generic Driver Options
155#
156CONFIG_STANDALONE=y
157CONFIG_PREVENT_FIRMWARE_BUILD=y
158# CONFIG_FW_LOADER is not set
159
160#
161# Memory Technology Devices (MTD)
162#
163# CONFIG_MTD is not set
164
165#
166# Parallel port support
167#
168# CONFIG_PARPORT is not set
169
170#
171# Plug and Play support
172#
173
174#
175# Block devices
176#
177# CONFIG_BLK_DEV_FD is not set
178# CONFIG_BLK_DEV_COW_COMMON is not set
179# CONFIG_BLK_DEV_LOOP is not set
180# CONFIG_BLK_DEV_NBD is not set
181# CONFIG_BLK_DEV_RAM is not set
182CONFIG_BLK_DEV_RAM_COUNT=16
183CONFIG_INITRAMFS_SOURCE=""
184# CONFIG_LBD is not set
185CONFIG_CDROM_PKTCDVD=m
186CONFIG_CDROM_PKTCDVD_BUFFERS=8
187# CONFIG_CDROM_PKTCDVD_WCACHE is not set
188
189#
190# IO Schedulers
191#
192CONFIG_IOSCHED_NOOP=y
193CONFIG_IOSCHED_AS=y
194CONFIG_IOSCHED_DEADLINE=y
195CONFIG_IOSCHED_CFQ=y
196CONFIG_ATA_OVER_ETH=m
197
198#
199# ATA/ATAPI/MFM/RLL support
200#
201# CONFIG_IDE is not set
202
203#
204# SCSI device support
205#
206# CONFIG_SCSI is not set
207
208#
209# Multi-device support (RAID and LVM)
210#
211# CONFIG_MD is not set
212
213#
214# Fusion MPT device support
215#
216
217#
218# IEEE 1394 (FireWire) support
219#
220
221#
222# I2O device support
223#
224
225#
226# Networking support
227#
228CONFIG_NET=y
229
230#
231# Networking options
232#
233CONFIG_PACKET=y
234# CONFIG_PACKET_MMAP is not set
235CONFIG_NETLINK_DEV=y
236CONFIG_UNIX=y
237CONFIG_NET_KEY=y
238CONFIG_INET=y
239# CONFIG_IP_MULTICAST is not set
240# CONFIG_IP_ADVANCED_ROUTER is not set
241CONFIG_IP_PNP=y
242# CONFIG_IP_PNP_DHCP is not set
243CONFIG_IP_PNP_BOOTP=y
244# CONFIG_IP_PNP_RARP is not set
245# CONFIG_NET_IPIP is not set
246# CONFIG_NET_IPGRE is not set
247# CONFIG_ARPD is not set
248# CONFIG_SYN_COOKIES is not set
249# CONFIG_INET_AH is not set
250# CONFIG_INET_ESP is not set
251# CONFIG_INET_IPCOMP is not set
252CONFIG_INET_TUNNEL=m
253CONFIG_IP_TCPDIAG=m
254# CONFIG_IP_TCPDIAG_IPV6 is not set
255# CONFIG_IPV6 is not set
256# CONFIG_NETFILTER is not set
257CONFIG_XFRM=y
258CONFIG_XFRM_USER=m
259
260#
261# SCTP Configuration (EXPERIMENTAL)
262#
263# CONFIG_IP_SCTP is not set
264# CONFIG_ATM is not set
265# CONFIG_BRIDGE is not set
266# CONFIG_VLAN_8021Q is not set
267# CONFIG_DECNET is not set
268# CONFIG_LLC2 is not set
269# CONFIG_IPX is not set
270# CONFIG_ATALK is not set
271# CONFIG_X25 is not set
272# CONFIG_LAPB is not set
273# CONFIG_NET_DIVERT is not set
274# CONFIG_ECONET is not set
275# CONFIG_WAN_ROUTER is not set
276
277#
278# QoS and/or fair queueing
279#
280# CONFIG_NET_SCHED is not set
281# CONFIG_NET_CLS_ROUTE is not set
282
283#
284# Network testing
285#
286# CONFIG_NET_PKTGEN is not set
287# CONFIG_NETPOLL is not set
288# CONFIG_NET_POLL_CONTROLLER is not set
289# CONFIG_HAMRADIO is not set
290# CONFIG_IRDA is not set
291# CONFIG_BT is not set
292CONFIG_NETDEVICES=y
293# CONFIG_DUMMY is not set
294# CONFIG_BONDING is not set
295# CONFIG_EQUALIZER is not set
296# CONFIG_TUN is not set
297# CONFIG_ETHERTAP is not set
298
299#
300# Ethernet (10 or 100Mbit)
301#
302CONFIG_NET_ETHERNET=y
303# CONFIG_MII is not set
304
305#
306# Ethernet (1000 Mbit)
307#
308
309#
310# Ethernet (10000 Mbit)
311#
312
313#
314# Token Ring devices
315#
316
317#
318# Wireless LAN (non-hamradio)
319#
320# CONFIG_NET_RADIO is not set
321
322#
323# Wan interfaces
324#
325# CONFIG_WAN is not set
326# CONFIG_PPP is not set
327# CONFIG_SLIP is not set
328# CONFIG_SHAPER is not set
329# CONFIG_NETCONSOLE is not set
330
331#
332# ISDN subsystem
333#
334# CONFIG_ISDN is not set
335
336#
337# Telephony Support
338#
339# CONFIG_PHONE is not set
340
341#
342# Input device support
343#
344CONFIG_INPUT=y
345
346#
347# Userland interfaces
348#
349CONFIG_INPUT_MOUSEDEV=y
350CONFIG_INPUT_MOUSEDEV_PSAUX=y
351CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
352CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
353# CONFIG_INPUT_JOYDEV is not set
354# CONFIG_INPUT_TSDEV is not set
355# CONFIG_INPUT_EVDEV is not set
356# CONFIG_INPUT_EVBUG is not set
357
358#
359# Input I/O drivers
360#
361# CONFIG_GAMEPORT is not set
362CONFIG_SOUND_GAMEPORT=y
363CONFIG_SERIO=y
364# CONFIG_SERIO_I8042 is not set
365CONFIG_SERIO_SERPORT=y
366# CONFIG_SERIO_CT82C710 is not set
367# CONFIG_SERIO_LIBPS2 is not set
368CONFIG_SERIO_RAW=m
369
370#
371# Input Device Drivers
372#
373# CONFIG_INPUT_KEYBOARD is not set
374# CONFIG_INPUT_MOUSE is not set
375# CONFIG_INPUT_JOYSTICK is not set
376# CONFIG_INPUT_TOUCHSCREEN is not set
377# CONFIG_INPUT_MISC is not set
378
379#
380# Character devices
381#
382CONFIG_VT=y
383CONFIG_VT_CONSOLE=y
384CONFIG_HW_CONSOLE=y
385# CONFIG_SERIAL_NONSTANDARD is not set
386
387#
388# Serial drivers
389#
390CONFIG_SERIAL_8250=y
391CONFIG_SERIAL_8250_CONSOLE=y
392CONFIG_SERIAL_8250_NR_UARTS=4
393# CONFIG_SERIAL_8250_EXTENDED is not set
394
395#
396# Non-8250 serial port support
397#
398CONFIG_SERIAL_CORE=y
399CONFIG_SERIAL_CORE_CONSOLE=y
400CONFIG_UNIX98_PTYS=y
401CONFIG_LEGACY_PTYS=y
402CONFIG_LEGACY_PTY_COUNT=256
403
404#
405# IPMI
406#
407# CONFIG_IPMI_HANDLER is not set
408
409#
410# Watchdog Cards
411#
412# CONFIG_WATCHDOG is not set
413# CONFIG_RTC is not set
414# CONFIG_GEN_RTC is not set
415# CONFIG_DTLK is not set
416# CONFIG_R3964 is not set
417
418#
419# Ftape, the floppy tape device driver
420#
421# CONFIG_DRM is not set
422# CONFIG_RAW_DRIVER is not set
423
424#
425# I2C support
426#
427# CONFIG_I2C is not set
428
429#
430# Dallas's 1-wire bus
431#
432# CONFIG_W1 is not set
433
434#
435# Misc devices
436#
437
438#
439# Multimedia devices
440#
441# CONFIG_VIDEO_DEV is not set
442
443#
444# Digital Video Broadcasting Devices
445#
446# CONFIG_DVB is not set
447
448#
449# Graphics support
450#
451# CONFIG_FB is not set
452
453#
454# Console display driver support
455#
456# CONFIG_VGA_CONSOLE is not set
457CONFIG_DUMMY_CONSOLE=y
458# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
459
460#
461# Sound
462#
463# CONFIG_SOUND is not set
464
465#
466# USB support
467#
468# CONFIG_USB_ARCH_HAS_HCD is not set
469# CONFIG_USB_ARCH_HAS_OHCI is not set
470
471#
472# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' may also be needed; see USB_STORAGE Help for more information
473#
474
475#
476# USB Gadget Support
477#
478# CONFIG_USB_GADGET is not set
479
480#
481# MMC/SD Card support
482#
483# CONFIG_MMC is not set
484
485#
486# InfiniBand support
487#
488# CONFIG_INFINIBAND is not set
489
490#
491# File systems
492#
493CONFIG_EXT2_FS=y
494# CONFIG_EXT2_FS_XATTR is not set
495# CONFIG_EXT3_FS is not set
496# CONFIG_JBD is not set
497# CONFIG_REISERFS_FS is not set
498# CONFIG_JFS_FS is not set
499# CONFIG_XFS_FS is not set
500# CONFIG_MINIX_FS is not set
501# CONFIG_ROMFS_FS is not set
502# CONFIG_QUOTA is not set
503CONFIG_DNOTIFY=y
504# CONFIG_AUTOFS_FS is not set
505# CONFIG_AUTOFS4_FS is not set
506
507#
508# CD-ROM/DVD Filesystems
509#
510# CONFIG_ISO9660_FS is not set
511# CONFIG_UDF_FS is not set
512
513#
514# DOS/FAT/NT Filesystems
515#
516# CONFIG_MSDOS_FS is not set
517# CONFIG_VFAT_FS is not set
518# CONFIG_NTFS_FS is not set
519
520#
521# Pseudo filesystems
522#
523CONFIG_PROC_FS=y
524CONFIG_PROC_KCORE=y
525CONFIG_SYSFS=y
526# CONFIG_DEVFS_FS is not set
527CONFIG_DEVPTS_FS_XATTR=y
528CONFIG_DEVPTS_FS_SECURITY=y
529# CONFIG_TMPFS is not set
530# CONFIG_HUGETLB_PAGE is not set
531CONFIG_RAMFS=y
532
533#
534# Miscellaneous filesystems
535#
536# CONFIG_ADFS_FS is not set
537# CONFIG_AFFS_FS is not set
538# CONFIG_HFS_FS is not set
539# CONFIG_HFSPLUS_FS is not set
540# CONFIG_BEFS_FS is not set
541# CONFIG_BFS_FS is not set
542# CONFIG_EFS_FS is not set
543# CONFIG_CRAMFS is not set
544# CONFIG_VXFS_FS is not set
545# CONFIG_HPFS_FS is not set
546# CONFIG_QNX4FS_FS is not set
547# CONFIG_SYSV_FS is not set
548# CONFIG_UFS_FS is not set
549
550#
551# Network File Systems
552#
553CONFIG_NFS_FS=y
554# CONFIG_NFS_V3 is not set
555# CONFIG_NFS_V4 is not set
556# CONFIG_NFS_DIRECTIO is not set
557CONFIG_NFSD=y
558# CONFIG_NFSD_V3 is not set
559# CONFIG_NFSD_TCP is not set
560CONFIG_ROOT_NFS=y
561CONFIG_LOCKD=y
562CONFIG_EXPORTFS=y
563CONFIG_SUNRPC=y
564# CONFIG_RPCSEC_GSS_KRB5 is not set
565# CONFIG_RPCSEC_GSS_SPKM3 is not set
566# CONFIG_SMB_FS is not set
567# CONFIG_CIFS is not set
568# CONFIG_NCP_FS is not set
569# CONFIG_CODA_FS is not set
570# CONFIG_AFS_FS is not set
571
572#
573# Partition Types
574#
575# CONFIG_PARTITION_ADVANCED is not set
576CONFIG_MSDOS_PARTITION=y
577
578#
579# Native Language Support
580#
581# CONFIG_NLS is not set
582
583#
584# Profiling support
585#
586# CONFIG_PROFILING is not set
587
588#
589# Kernel hacking
590#
591# CONFIG_DEBUG_KERNEL is not set
592CONFIG_CROSSCOMPILE=y
593CONFIG_CMDLINE="ip=bootp ether=46,0x03fe0300,eth0"
594
595#
596# Security options
597#
598CONFIG_KEYS=y
599CONFIG_KEYS_DEBUG_PROC_KEYS=y
600# CONFIG_SECURITY is not set
601
602#
603# Cryptographic options
604#
605# CONFIG_CRYPTO is not set
606
607#
608# Hardware crypto devices
609#
610
611#
612# Library routines
613#
614# CONFIG_CRC_CCITT is not set
615# CONFIG_CRC32 is not set
616CONFIG_LIBCRC32C=m
617CONFIG_GENERIC_HARDIRQS=y
618CONFIG_GENERIC_IRQ_PROBE=y
diff --git a/arch/mips/vr4181/common/Makefile b/arch/mips/vr4181/common/Makefile
deleted file mode 100644
index f7587ca64ead..000000000000
--- a/arch/mips/vr4181/common/Makefile
+++ /dev/null
@@ -1,7 +0,0 @@
1#
2# Makefile for common code of NEC vr4181 based boards
3#
4
5obj-y := irq.o int_handler.o serial.o time.o
6
7EXTRA_AFLAGS := $(CFLAGS)
diff --git a/arch/mips/vr4181/common/int_handler.S b/arch/mips/vr4181/common/int_handler.S
deleted file mode 100644
index 2c041b8ee52b..000000000000
--- a/arch/mips/vr4181/common/int_handler.S
+++ /dev/null
@@ -1,206 +0,0 @@
1/*
2 * arch/mips/vr4181/common/int_handler.S
3 *
4 * Adapted to the VR4181 and almost entirely rewritten:
5 * Copyright (C) 1999 Bradley D. LaRonde and Michael Klar
6 *
7 * Clean up to conform to the new IRQ
8 * Copyright (C) 2001 MontaVista Software Inc.
9 * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
10 *
11 * This file is subject to the terms and conditions of the GNU General Public
12 * License. See the file "COPYING" in the main directory of this archive
13 * for more details.
14 *
15 */
16
17#include <asm/asm.h>
18#include <asm/regdef.h>
19#include <asm/mipsregs.h>
20#include <asm/stackframe.h>
21
22#include <asm/vr4181/vr4181.h>
23
24/*
25 * [jsun]
26 * See include/asm/vr4181/irq.h for IRQ assignment and strategy.
27 */
28
29 .text
30 .set noreorder
31
32 .align 5
33 NESTED(vr4181_handle_irq, PT_SIZE, ra)
34
35 .set noat
36 SAVE_ALL
37 CLI
38
39 .set at
40 .set noreorder
41
42 mfc0 t0, CP0_CAUSE
43 mfc0 t2, CP0_STATUS
44
45 and t0, t2
46
47 /* we check IP3 first; it happens most frequently */
48 andi t1, t0, STATUSF_IP3
49 bnez t1, ll_cpu_ip3
50 andi t1, t0, STATUSF_IP2
51 bnez t1, ll_cpu_ip2
52 andi t1, t0, STATUSF_IP7 /* cpu timer */
53 bnez t1, ll_cputimer_irq
54 andi t1, t0, STATUSF_IP4
55 bnez t1, ll_cpu_ip4
56 andi t1, t0, STATUSF_IP5
57 bnez t1, ll_cpu_ip5
58 andi t1, t0, STATUSF_IP6
59 bnez t1, ll_cpu_ip6
60 andi t1, t0, STATUSF_IP0 /* software int 0 */
61 bnez t1, ll_cpu_ip0
62 andi t1, t0, STATUSF_IP1 /* software int 1 */
63 bnez t1, ll_cpu_ip1
64 nop
65
66 .set reorder
67do_spurious:
68 j spurious_interrupt
69
70/*
71 * regular CPU irqs
72 */
73ll_cputimer_irq:
74 li a0, VR4181_IRQ_TIMER
75 move a1, sp
76 jal do_IRQ
77 j ret_from_irq
78
79
80ll_cpu_ip0:
81 li a0, VR4181_IRQ_SW1
82 move a1, sp
83 jal do_IRQ
84 j ret_from_irq
85
86ll_cpu_ip1:
87 li a0, VR4181_IRQ_SW2
88 move a1, sp
89 jal do_IRQ
90 j ret_from_irq
91
92ll_cpu_ip3:
93 li a0, VR4181_IRQ_INT1
94 move a1, sp
95 jal do_IRQ
96 j ret_from_irq
97
98ll_cpu_ip4:
99 li a0, VR4181_IRQ_INT2
100 move a1, sp
101 jal do_IRQ
102 j ret_from_irq
103
104ll_cpu_ip5:
105 li a0, VR4181_IRQ_INT3
106 move a1, sp
107 jal do_IRQ
108 j ret_from_irq
109
110ll_cpu_ip6:
111 li a0, VR4181_IRQ_INT4
112 move a1, sp
113 jal do_IRQ
114 j ret_from_irq
115
116/*
117 * One of the sys irq has happend.
118 *
119 * In the interest of speed, we first determine in the following order
120 * which 16-irq block have pending interrupts:
121 * sysint1 (16 sources, including cascading intrs from GPIO)
122 * sysint2
123 * gpio (16 intr sources)
124 *
125 * Then we do binary search to find the exact interrupt source.
126 */
127ll_cpu_ip2:
128
129 lui t3,%hi(VR4181_SYSINT1REG)
130 lhu t0,%lo(VR4181_SYSINT1REG)(t3)
131 lhu t2,%lo(VR4181_MSYSINT1REG)(t3)
132 and t0, 0xfffb /* hack - remove RTC Long 1 intr */
133 and t0, t2
134 beqz t0, check_sysint2
135
136 /* check for GPIO interrupts */
137 andi t1, t0, 0x0100
138 bnez t1, check_gpio_int
139
140 /* so we have an interrupt in sysint1 which is not gpio int */
141 li a0, VR4181_SYS_IRQ_BASE - 1
142 j check_16
143
144check_sysint2:
145
146 lhu t0,%lo(VR4181_SYSINT2REG)(t3)
147 lhu t2,%lo(VR4181_MSYSINT2REG)(t3)
148 and t0, 0xfffe /* hack - remove RTC Long 2 intr */
149 and t0, t2
150 li a0, VR4181_SYS_IRQ_BASE + 16 - 1
151 j check_16
152
153check_gpio_int:
154 lui t3,%hi(VR4181_GPINTMSK)
155 lhu t0,%lo(VR4181_GPINTMSK)(t3)
156 lhu t2,%lo(VR4181_GPINTSTAT)(t3)
157 xori t0, 0xffff /* why? reverse logic? */
158 and t0, t2
159 li a0, VR4181_GPIO_IRQ_BASE - 1
160 j check_16
161
162/*
163 * When we reach check_16, we have 16-bit status in t0 and base irq number
164 * in a0.
165 */
166check_16:
167 andi t1, t0, 0xff
168 bnez t1, check_8
169
170 srl t0, 8
171 addi a0, 8
172 j check_8
173
174/*
175 * When we reach check_8, we have 8-bit status in t0 and base irq number
176 * in a0.
177 */
178check_8:
179 andi t1, t0, 0xf
180 bnez t1, check_4
181
182 srl t0, 4
183 addi a0, 4
184 j check_4
185
186/*
187 * When we reach check_4, we have 4-bit status in t0 and base irq number
188 * in a0.
189 */
190check_4:
191 andi t0, t0, 0xf
192 beqz t0, do_spurious
193
194loop:
195 andi t2, t0, 0x1
196 srl t0, 1
197 addi a0, 1
198 beqz t2, loop
199
200found_it:
201 move a1, sp
202 jal do_IRQ
203
204 j ret_from_irq
205
206 END(vr4181_handle_irq)
diff --git a/arch/mips/vr4181/common/irq.c b/arch/mips/vr4181/common/irq.c
deleted file mode 100644
index 2cdf77c5cb3e..000000000000
--- a/arch/mips/vr4181/common/irq.c
+++ /dev/null
@@ -1,239 +0,0 @@
1/*
2 * Copyright (C) 2001 MontaVista Software Inc.
3 * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
4 * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
5 *
6 * linux/arch/mips/vr4181/common/irq.c
7 * Completely re-written to use the new irq.c
8 *
9 * Credits to Bradley D. LaRonde and Michael Klar for writing the original
10 * irq.c file which was derived from the common irq.c file.
11 *
12 * This file is subject to the terms and conditions of the GNU General Public
13 * License. See the file "COPYING" in the main directory of this archive
14 * for more details.
15 */
16#include <linux/types.h>
17#include <linux/init.h>
18#include <linux/kernel_stat.h>
19#include <linux/signal.h>
20#include <linux/sched.h>
21#include <linux/interrupt.h>
22#include <linux/slab.h>
23#include <linux/random.h>
24
25#include <asm/irq.h>
26#include <asm/mipsregs.h>
27#include <asm/gdb-stub.h>
28
29#include <asm/vr4181/vr4181.h>
30
31/*
32 * Strategy:
33 *
34 * We essentially have three irq controllers, CPU, system, and gpio.
35 *
36 * CPU irq controller is taken care by arch/mips/kernel/irq_cpu.c and
37 * CONFIG_IRQ_CPU config option.
38 *
39 * We here provide sys_irq and gpio_irq controller code.
40 */
41
42static int sys_irq_base;
43static int gpio_irq_base;
44
45/* ---------------------- sys irq ------------------------ */
46static void
47sys_irq_enable(unsigned int irq)
48{
49 irq -= sys_irq_base;
50 if (irq < 16) {
51 *VR4181_MSYSINT1REG |= (u16)(1 << irq);
52 } else {
53 irq -= 16;
54 *VR4181_MSYSINT2REG |= (u16)(1 << irq);
55 }
56}
57
58static void
59sys_irq_disable(unsigned int irq)
60{
61 irq -= sys_irq_base;
62 if (irq < 16) {
63 *VR4181_MSYSINT1REG &= ~((u16)(1 << irq));
64 } else {
65 irq -= 16;
66 *VR4181_MSYSINT2REG &= ~((u16)(1 << irq));
67 }
68
69}
70
71static unsigned int
72sys_irq_startup(unsigned int irq)
73{
74 sys_irq_enable(irq);
75 return 0;
76}
77
78#define sys_irq_shutdown sys_irq_disable
79#define sys_irq_ack sys_irq_disable
80
81static void
82sys_irq_end(unsigned int irq)
83{
84 if(!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
85 sys_irq_enable(irq);
86}
87
88static hw_irq_controller sys_irq_controller = {
89 "vr4181_sys_irq",
90 sys_irq_startup,
91 sys_irq_shutdown,
92 sys_irq_enable,
93 sys_irq_disable,
94 sys_irq_ack,
95 sys_irq_end,
96 NULL /* no affinity stuff for UP */
97};
98
99/* ---------------------- gpio irq ------------------------ */
100/* gpio irq lines use reverse logic */
101static void
102gpio_irq_enable(unsigned int irq)
103{
104 irq -= gpio_irq_base;
105 *VR4181_GPINTMSK &= ~((u16)(1 << irq));
106}
107
108static void
109gpio_irq_disable(unsigned int irq)
110{
111 irq -= gpio_irq_base;
112 *VR4181_GPINTMSK |= (u16)(1 << irq);
113}
114
115static unsigned int
116gpio_irq_startup(unsigned int irq)
117{
118 gpio_irq_enable(irq);
119
120 irq -= gpio_irq_base;
121 *VR4181_GPINTEN |= (u16)(1 << irq );
122
123 return 0;
124}
125
126static void
127gpio_irq_shutdown(unsigned int irq)
128{
129 gpio_irq_disable(irq);
130
131 irq -= gpio_irq_base;
132 *VR4181_GPINTEN &= ~((u16)(1 << irq ));
133}
134
135static void
136gpio_irq_ack(unsigned int irq)
137{
138 u16 irqtype;
139 u16 irqshift;
140
141 gpio_irq_disable(irq);
142
143 /* we clear interrupt if it is edge triggered */
144 irq -= gpio_irq_base;
145 if (irq < 8) {
146 irqtype = *VR4181_GPINTTYPL;
147 irqshift = 2 << (irq*2);
148 } else {
149 irqtype = *VR4181_GPINTTYPH;
150 irqshift = 2 << ((irq-8)*2);
151 }
152 if ( ! (irqtype & irqshift) ) {
153 *VR4181_GPINTSTAT = (u16) (1 << irq);
154 }
155}
156
157static void
158gpio_irq_end(unsigned int irq)
159{
160 if(!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS)))
161 gpio_irq_enable(irq);
162}
163
164static hw_irq_controller gpio_irq_controller = {
165 "vr4181_gpio_irq",
166 gpio_irq_startup,
167 gpio_irq_shutdown,
168 gpio_irq_enable,
169 gpio_irq_disable,
170 gpio_irq_ack,
171 gpio_irq_end,
172 NULL /* no affinity stuff for UP */
173};
174
175/* --------------------- IRQ init stuff ---------------------- */
176
177extern asmlinkage void vr4181_handle_irq(void);
178extern void breakpoint(void);
179extern int setup_irq(unsigned int irq, struct irqaction *irqaction);
180extern void mips_cpu_irq_init(u32 irq_base);
181
182static struct irqaction cascade =
183 { no_action, SA_INTERRUPT, CPU_MASK_NONE, "cascade", NULL, NULL };
184static struct irqaction reserved =
185 { no_action, SA_INTERRUPT, CPU_MASK_NONE, "cascade", NULL, NULL };
186
187void __init arch_init_irq(void)
188{
189 int i;
190
191 set_except_vector(0, vr4181_handle_irq);
192
193 /* init CPU irqs */
194 mips_cpu_irq_init(VR4181_CPU_IRQ_BASE);
195
196 /* init sys irqs */
197 sys_irq_base = VR4181_SYS_IRQ_BASE;
198 for (i=sys_irq_base; i < sys_irq_base + VR4181_NUM_SYS_IRQ; i++) {
199 irq_desc[i].status = IRQ_DISABLED;
200 irq_desc[i].action = NULL;
201 irq_desc[i].depth = 1;
202 irq_desc[i].handler = &sys_irq_controller;
203 }
204
205 /* init gpio irqs */
206 gpio_irq_base = VR4181_GPIO_IRQ_BASE;
207 for (i=gpio_irq_base; i < gpio_irq_base + VR4181_NUM_GPIO_IRQ; i++) {
208 irq_desc[i].status = IRQ_DISABLED;
209 irq_desc[i].action = NULL;
210 irq_desc[i].depth = 1;
211 irq_desc[i].handler = &gpio_irq_controller;
212 }
213
214 /* Default all ICU IRQs to off ... */
215 *VR4181_MSYSINT1REG = 0;
216 *VR4181_MSYSINT2REG = 0;
217
218 /* We initialize the level 2 ICU registers to all bits disabled. */
219 *VR4181_MPIUINTREG = 0;
220 *VR4181_MAIUINTREG = 0;
221 *VR4181_MKIUINTREG = 0;
222
223 /* disable all GPIO intrs */
224 *VR4181_GPINTMSK = 0xffff;
225
226 /* vector handler. What these do is register the IRQ as non-sharable */
227 setup_irq(VR4181_IRQ_INT0, &cascade);
228 setup_irq(VR4181_IRQ_GIU, &cascade);
229
230 /*
231 * RTC interrupts are interesting. They have two destinations.
232 * One is at sys irq controller, and the other is at CPU IP3 and IP4.
233 * RTC timer is used as system timer.
234 * We enable them here, but timer routine will register later
235 * with CPU IP3/IP4.
236 */
237 setup_irq(VR4181_IRQ_RTCL1, &reserved);
238 setup_irq(VR4181_IRQ_RTCL2, &reserved);
239}
diff --git a/arch/mips/vr4181/common/serial.c b/arch/mips/vr4181/common/serial.c
deleted file mode 100644
index 3f62c62b107f..000000000000
--- a/arch/mips/vr4181/common/serial.c
+++ /dev/null
@@ -1,51 +0,0 @@
1/*
2 * Copyright 2001 MontaVista Software Inc.
3 * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
4 *
5 * arch/mips/vr4181/common/serial.c
6 * initialize serial port on vr4181.
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version.
12 *
13 */
14
15/*
16 * [jsun, 010925]
17 * You need to make sure rs_table has at least one element in
18 * drivers/char/serial.c file. There is no good way to do it right
19 * now. A workaround is to include CONFIG_SERIAL_MANY_PORTS in your
20 * configure file, which would gives you 64 ports and wastes 11K ram.
21 */
22
23#include <linux/types.h>
24#include <linux/kernel.h>
25#include <linux/init.h>
26#include <linux/serial.h>
27
28#include <asm/vr4181/vr4181.h>
29
30void __init vr4181_init_serial(void)
31{
32 struct serial_struct s;
33
34 /* turn on UART clock */
35 *VR4181_CMUCLKMSK |= VR4181_CMUCLKMSK_MSKSIU;
36
37 /* clear memory */
38 memset(&s, 0, sizeof(s));
39
40 s.line = 0; /* we set the first one */
41 s.baud_base = 1152000;
42 s.irq = VR4181_IRQ_SIU;
43 s.flags = ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST; /* STD_COM_FLAGS */
44 s.iomem_base = (u8*)VR4181_SIURB;
45 s.iomem_reg_shift = 0;
46 s.io_type = SERIAL_IO_MEM;
47 if (early_serial_setup(&s) != 0) {
48 panic("vr4181_init_serial() failed!");
49 }
50}
51
diff --git a/arch/mips/vr4181/common/time.c b/arch/mips/vr4181/common/time.c
deleted file mode 100644
index 17814076b6f4..000000000000
--- a/arch/mips/vr4181/common/time.c
+++ /dev/null
@@ -1,145 +0,0 @@
1/*
2 * Copyright 2001 MontaVista Software Inc.
3 * Author: jsun@mvista.com or jsun@junsun.net
4 *
5 * rtc and time ops for vr4181. Part of code is drived from
6 * linux-vr, originally written by Bradley D. LaRonde & Michael Klar.
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version.
12 *
13 */
14
15#include <linux/kernel.h>
16#include <linux/spinlock.h>
17#include <linux/param.h> /* for HZ */
18#include <linux/time.h>
19#include <linux/interrupt.h>
20
21#include <asm/system.h>
22#include <asm/time.h>
23
24#include <asm/vr4181/vr4181.h>
25
26#define COUNTS_PER_JIFFY ((32768 + HZ/2) / HZ)
27
28/*
29 * RTC ops
30 */
31
32DEFINE_SPINLOCK(rtc_lock);
33
34/* per VR41xx docs, bad data can be read if between 2 counts */
35static inline unsigned short
36read_time_reg(volatile unsigned short *reg)
37{
38 unsigned short value;
39 do {
40 value = *reg;
41 barrier();
42 } while (value != *reg);
43 return value;
44}
45
46static unsigned long
47vr4181_rtc_get_time(void)
48{
49 unsigned short regh, regm, regl;
50
51 // why this crazy order, you ask? to guarantee that neither m
52 // nor l wrap before all 3 read
53 do {
54 regm = read_time_reg(VR4181_ETIMEMREG);
55 barrier();
56 regh = read_time_reg(VR4181_ETIMEHREG);
57 barrier();
58 regl = read_time_reg(VR4181_ETIMELREG);
59 } while (regm != read_time_reg(VR4181_ETIMEMREG));
60 return ((regh << 17) | (regm << 1) | (regl >> 15));
61}
62
63static int
64vr4181_rtc_set_time(unsigned long timeval)
65{
66 unsigned short intreg;
67 unsigned long flags;
68
69 spin_lock_irqsave(&rtc_lock, flags);
70 intreg = *VR4181_RTCINTREG & 0x05;
71 barrier();
72 *VR4181_ETIMELREG = timeval << 15;
73 *VR4181_ETIMEMREG = timeval >> 1;
74 *VR4181_ETIMEHREG = timeval >> 17;
75 barrier();
76 // assume that any ints that just triggered are invalid, since the
77 // time value is written non-atomically in 3 separate regs
78 *VR4181_RTCINTREG = 0x05 ^ intreg;
79 spin_unlock_irqrestore(&rtc_lock, flags);
80
81 return 0;
82}
83
84
85/*
86 * timer interrupt routine (wrapper)
87 *
88 * we need our own interrupt routine because we need to clear
89 * RTC1 interrupt.
90 */
91static void
92vr4181_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
93{
94 /* Clear the interrupt. */
95 *VR4181_RTCINTREG = 0x2;
96
97 /* call the generic one */
98 timer_interrupt(irq, dev_id, regs);
99}
100
101
102/*
103 * vr4181_time_init:
104 *
105 * We pick the following choices:
106 * . we use elapsed timer as the RTC. We set some reasonable init data since
107 * it does not persist across reset
108 * . we use RTC1 as the system timer interrupt source.
109 * . we use CPU counter for fast_gettimeoffset and we calivrate the cpu
110 * frequency. In other words, we use calibrate_div64_gettimeoffset().
111 * . we use our own timer interrupt routine which clears the interrupt
112 * and then calls the generic high-level timer interrupt routine.
113 *
114 */
115
116extern int setup_irq(unsigned int irq, struct irqaction *irqaction);
117
118static void
119vr4181_timer_setup(struct irqaction *irq)
120{
121 /* over-write the handler to be our own one */
122 irq->handler = vr4181_timer_interrupt;
123
124 /* sets up the frequency */
125 *VR4181_RTCL1LREG = COUNTS_PER_JIFFY;
126 *VR4181_RTCL1HREG = 0;
127
128 /* and ack any pending ints */
129 *VR4181_RTCINTREG = 0x2;
130
131 /* setup irqaction */
132 setup_irq(VR4181_IRQ_INT1, irq);
133
134}
135
136void
137vr4181_init_time(void)
138{
139 /* setup hookup functions */
140 rtc_get_time = vr4181_rtc_get_time;
141 rtc_set_time = vr4181_rtc_set_time;
142
143 board_timer_setup = vr4181_timer_setup;
144}
145
diff --git a/arch/mips/vr4181/osprey/Makefile b/arch/mips/vr4181/osprey/Makefile
deleted file mode 100644
index 34be05790883..000000000000
--- a/arch/mips/vr4181/osprey/Makefile
+++ /dev/null
@@ -1,7 +0,0 @@
1#
2# Makefile for common code of NEC Osprey board
3#
4
5obj-y := setup.o prom.o reset.o
6
7obj-$(CONFIG_KGDB) += dbg_io.o
diff --git a/arch/mips/vr4181/osprey/dbg_io.c b/arch/mips/vr4181/osprey/dbg_io.c
deleted file mode 100644
index 5e8a84072d5b..000000000000
--- a/arch/mips/vr4181/osprey/dbg_io.c
+++ /dev/null
@@ -1,136 +0,0 @@
1/*
2 * kgdb io functions for osprey. We use the serial port on debug board.
3 *
4 * Copyright (C) 2001 MontaVista Software Inc.
5 * Author: jsun@mvista.com or jsun@junsun.net
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 *
12 */
13
14/* ======================= CONFIG ======================== */
15
16/* [jsun] we use the second serial port for kdb */
17#define BASE 0xb7fffff0
18#define MAX_BAUD 115200
19
20/* distance in bytes between two serial registers */
21#define REG_OFFSET 1
22
23/*
24 * 0 - kgdb does serial init
25 * 1 - kgdb skip serial init
26 */
27static int remoteDebugInitialized = 1;
28
29/*
30 * the default baud rate *if* kgdb does serial init
31 */
32#define BAUD_DEFAULT UART16550_BAUD_38400
33
34/* ======================= END OF CONFIG ======================== */
35
36typedef unsigned char uint8;
37typedef unsigned int uint32;
38
39#define UART16550_BAUD_2400 2400
40#define UART16550_BAUD_4800 4800
41#define UART16550_BAUD_9600 9600
42#define UART16550_BAUD_19200 19200
43#define UART16550_BAUD_38400 38400
44#define UART16550_BAUD_57600 57600
45#define UART16550_BAUD_115200 115200
46
47#define UART16550_PARITY_NONE 0
48#define UART16550_PARITY_ODD 0x08
49#define UART16550_PARITY_EVEN 0x18
50#define UART16550_PARITY_MARK 0x28
51#define UART16550_PARITY_SPACE 0x38
52
53#define UART16550_DATA_5BIT 0x0
54#define UART16550_DATA_6BIT 0x1
55#define UART16550_DATA_7BIT 0x2
56#define UART16550_DATA_8BIT 0x3
57
58#define UART16550_STOP_1BIT 0x0
59#define UART16550_STOP_2BIT 0x4
60
61/* register offset */
62#define OFS_RCV_BUFFER 0
63#define OFS_TRANS_HOLD 0
64#define OFS_SEND_BUFFER 0
65#define OFS_INTR_ENABLE (1*REG_OFFSET)
66#define OFS_INTR_ID (2*REG_OFFSET)
67#define OFS_DATA_FORMAT (3*REG_OFFSET)
68#define OFS_LINE_CONTROL (3*REG_OFFSET)
69#define OFS_MODEM_CONTROL (4*REG_OFFSET)
70#define OFS_RS232_OUTPUT (4*REG_OFFSET)
71#define OFS_LINE_STATUS (5*REG_OFFSET)
72#define OFS_MODEM_STATUS (6*REG_OFFSET)
73#define OFS_RS232_INPUT (6*REG_OFFSET)
74#define OFS_SCRATCH_PAD (7*REG_OFFSET)
75
76#define OFS_DIVISOR_LSB (0*REG_OFFSET)
77#define OFS_DIVISOR_MSB (1*REG_OFFSET)
78
79
80/* memory-mapped read/write of the port */
81#define UART16550_READ(y) (*((volatile uint8*)(BASE + y)))
82#define UART16550_WRITE(y, z) ((*((volatile uint8*)(BASE + y))) = z)
83
84void debugInit(uint32 baud, uint8 data, uint8 parity, uint8 stop)
85{
86 /* disable interrupts */
87 UART16550_WRITE(OFS_INTR_ENABLE, 0);
88
89 /* set up buad rate */
90 {
91 uint32 divisor;
92
93 /* set DIAB bit */
94 UART16550_WRITE(OFS_LINE_CONTROL, 0x80);
95
96 /* set divisor */
97 divisor = MAX_BAUD / baud;
98 UART16550_WRITE(OFS_DIVISOR_LSB, divisor & 0xff);
99 UART16550_WRITE(OFS_DIVISOR_MSB, (divisor & 0xff00) >> 8);
100
101 /* clear DIAB bit */
102 UART16550_WRITE(OFS_LINE_CONTROL, 0x0);
103 }
104
105 /* set data format */
106 UART16550_WRITE(OFS_DATA_FORMAT, data | parity | stop);
107}
108
109
110uint8 getDebugChar(void)
111{
112 if (!remoteDebugInitialized) {
113 remoteDebugInitialized = 1;
114 debugInit(BAUD_DEFAULT,
115 UART16550_DATA_8BIT,
116 UART16550_PARITY_NONE, UART16550_STOP_1BIT);
117 }
118
119 while ((UART16550_READ(OFS_LINE_STATUS) & 0x1) == 0);
120 return UART16550_READ(OFS_RCV_BUFFER);
121}
122
123
124int putDebugChar(uint8 byte)
125{
126 if (!remoteDebugInitialized) {
127 remoteDebugInitialized = 1;
128 debugInit(BAUD_DEFAULT,
129 UART16550_DATA_8BIT,
130 UART16550_PARITY_NONE, UART16550_STOP_1BIT);
131 }
132
133 while ((UART16550_READ(OFS_LINE_STATUS) & 0x20) == 0);
134 UART16550_WRITE(OFS_SEND_BUFFER, byte);
135 return 1;
136}
diff --git a/arch/mips/vr4181/osprey/prom.c b/arch/mips/vr4181/osprey/prom.c
deleted file mode 100644
index af0d14561619..000000000000
--- a/arch/mips/vr4181/osprey/prom.c
+++ /dev/null
@@ -1,49 +0,0 @@
1/*
2 * Copyright 2001 MontaVista Software Inc.
3 * Author: jsun@mvista.com or jsun@junsun.net
4 *
5 * arch/mips/vr4181/osprey/prom.c
6 * prom code for osprey.
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version.
12 *
13 */
14#include <linux/init.h>
15#include <linux/kernel.h>
16#include <linux/string.h>
17#include <linux/mm.h>
18#include <linux/bootmem.h>
19#include <asm/bootinfo.h>
20#include <asm/addrspace.h>
21
22const char *get_system_type(void)
23{
24 return "NEC_Vr41xx Osprey";
25}
26
27/*
28 * [jsun] right now we assume it is the nec debug monitor, which does
29 * not pass any arguments.
30 */
31void __init prom_init(void)
32{
33 // cmdline is now set in default config
34 // strcpy(arcs_cmdline, "ip=bootp ");
35 // strcat(arcs_cmdline, "ether=46,0x03fe0300,eth0 ");
36 // strcpy(arcs_cmdline, "ether=0,0x0300,eth0 "
37 // strcat(arcs_cmdline, "video=vr4181fb:xres:240,yres:320,bpp:8 ");
38
39 mips_machgroup = MACH_GROUP_NEC_VR41XX;
40 mips_machtype = MACH_NEC_OSPREY;
41
42 /* 16MB fixed */
43 add_memory_region(0, 16 << 20, BOOT_MEM_RAM);
44}
45
46unsigned long __init prom_free_prom_memory(void)
47{
48 return 0;
49}
diff --git a/arch/mips/vr4181/osprey/reset.c b/arch/mips/vr4181/osprey/reset.c
deleted file mode 100644
index 036ae83d89d6..000000000000
--- a/arch/mips/vr4181/osprey/reset.c
+++ /dev/null
@@ -1,40 +0,0 @@
1/*
2 * This program is free software; you can redistribute it and/or modify it
3 * under the terms of the GNU General Public License as published by the
4 * Free Software Foundation; either version 2 of the License, or (at your
5 * option) any later version.
6 *
7 * Copyright (C) 1997, 2001 Ralf Baechle
8 * Copyright 2001 MontaVista Software Inc.
9 * Author: jsun@mvista.com or jsun@junsun.net
10 */
11#include <linux/sched.h>
12#include <linux/mm.h>
13#include <asm/io.h>
14#include <asm/cacheflush.h>
15#include <asm/processor.h>
16#include <asm/reboot.h>
17#include <asm/system.h>
18
19void nec_osprey_restart(char *command)
20{
21 set_c0_status(ST0_ERL);
22 change_c0_config(CONF_CM_CMASK, CONF_CM_UNCACHED);
23 flush_cache_all();
24 write_c0_wired(0);
25 __asm__ __volatile__("jr\t%0"::"r"(0xbfc00000));
26}
27
28void nec_osprey_halt(void)
29{
30 printk(KERN_NOTICE "\n** You can safely turn off the power\n");
31 while (1)
32 __asm__(".set\tmips3\n\t"
33 "wait\n\t"
34 ".set\tmips0");
35}
36
37void nec_osprey_power_off(void)
38{
39 nec_osprey_halt();
40}
diff --git a/arch/mips/vr4181/osprey/setup.c b/arch/mips/vr4181/osprey/setup.c
deleted file mode 100644
index 2ff7140e7ed7..000000000000
--- a/arch/mips/vr4181/osprey/setup.c
+++ /dev/null
@@ -1,68 +0,0 @@
1/*
2 * linux/arch/mips/vr4181/setup.c
3 *
4 * VR41xx setup routines
5 *
6 * Copyright (C) 1999 Bradley D. LaRonde
7 * Copyright (C) 1999, 2000 Michael Klar
8 *
9 * Copyright 2001 MontaVista Software Inc.
10 * Author: jsun@mvista.com or jsun@junsun.net
11 * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
12 *
13 * This file is subject to the terms and conditions of the GNU General Public
14 * License. See the file "COPYING" in the main directory of this archive
15 * for more details.
16 *
17 */
18
19#include <linux/ide.h>
20#include <linux/init.h>
21#include <linux/delay.h>
22#include <asm/reboot.h>
23#include <asm/vr4181/vr4181.h>
24#include <asm/io.h>
25
26
27extern void nec_osprey_restart(char* c);
28extern void nec_osprey_halt(void);
29extern void nec_osprey_power_off(void);
30
31extern void vr4181_init_serial(void);
32extern void vr4181_init_time(void);
33
34static void __init nec_osprey_setup(void)
35{
36 set_io_port_base(VR4181_PORT_BASE);
37 isa_slot_offset = VR4181_ISAMEM_BASE;
38
39 vr4181_init_serial();
40 vr4181_init_time();
41
42 _machine_restart = nec_osprey_restart;
43 _machine_halt = nec_osprey_halt;
44 _machine_power_off = nec_osprey_power_off;
45
46 /* setup resource limit */
47 ioport_resource.end = 0xffffffff;
48 iomem_resource.end = 0xffffffff;
49
50 /* [jsun] hack */
51 /*
52 printk("[jsun] hack to change external ISA control register, %x -> %x\n",
53 (*VR4181_XISACTL),
54 (*VR4181_XISACTL) | 0x2);
55 *VR4181_XISACTL |= 0x2;
56 */
57
58 // *VR4181_GPHIBSTH = 0x2000;
59 // *VR4181_GPMD0REG = 0x00c0;
60 // *VR4181_GPINTEN = 1<<6;
61
62 /* [jsun] I believe this will get the interrupt type right
63 * for the ether port.
64 */
65 *VR4181_GPINTTYPL = 0x3000;
66}
67
68early_initcall(nec_osprey_setup);
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-02 04:28:41 -0400