ia64/linux-2.6.18-xen.hg

view include/asm-v850/rte_nb85e_cb.h @ 452:c7ed6fe5dca0

kexec: dont initialise regions in reserve_memory()

There is no need to initialise efi_memmap_res and boot_param_res in
reserve_memory() for the initial xen domain as it is done in
machine_kexec_setup_resources() using values from the kexec hypercall.

Signed-off-by: Simon Horman <horms@verge.net.au>
author Keir Fraser <keir.fraser@citrix.com>
date Thu Feb 28 10:55:18 2008 +0000 (2008-02-28)
parents 831230e53067
children
line source
1 /*
2 * include/asm-v850/rte_nb85e_cb.h -- Midas labs RTE-V850/NB85E-CB board
3 *
4 * Copyright (C) 2001,02,03 NEC Electronics Corporation
5 * Copyright (C) 2001,02,03 Miles Bader <miles@gnu.org>
6 *
7 * This file is subject to the terms and conditions of the GNU General
8 * Public License. See the file COPYING in the main directory of this
9 * archive for more details.
10 *
11 * Written by Miles Bader <miles@gnu.org>
12 */
14 #ifndef __V850_RTE_NB85E_CB_H__
15 #define __V850_RTE_NB85E_CB_H__
17 #include <asm/rte_cb.h> /* Common defs for Midas RTE-CB boards. */
20 #define PLATFORM "rte-v850e/nb85e-cb"
21 #define PLATFORM_LONG "Midas lab RTE-V850E/NB85E-CB"
23 #define CPU_CLOCK_FREQ 50000000 /* 50MHz */
25 /* 1MB of onboard SRAM. Note that the monitor ROM uses parts of this
26 for its own purposes, so care must be taken. */
27 #define SRAM_ADDR 0x03C00000
28 #define SRAM_SIZE 0x00100000 /* 1MB */
30 /* 16MB of onbard SDRAM. */
31 #define SDRAM_ADDR 0x01000000
32 #define SDRAM_SIZE 0x01000000 /* 16MB */
35 /* CPU addresses of GBUS memory spaces. */
36 #define GCS0_ADDR 0x00400000 /* GCS0 - Common SRAM (2MB) */
37 #define GCS0_SIZE 0x00400000 /* 4MB */
38 #define GCS1_ADDR 0x02000000 /* GCS1 - Flash ROM (8MB) */
39 #define GCS1_SIZE 0x00800000 /* 8MB */
40 #define GCS2_ADDR 0x03900000 /* GCS2 - I/O registers */
41 #define GCS2_SIZE 0x00080000 /* 512KB */
42 #define GCS3_ADDR 0x02800000 /* GCS3 - EXT-bus: memory space */
43 #define GCS3_SIZE 0x00800000 /* 8MB */
44 #define GCS4_ADDR 0x03A00000 /* GCS4 - EXT-bus: I/O space */
45 #define GCS4_SIZE 0x00200000 /* 2MB */
46 #define GCS5_ADDR 0x00800000 /* GCS5 - PCI bus space */
47 #define GCS5_SIZE 0x00800000 /* 8MB */
48 #define GCS6_ADDR 0x03980000 /* GCS6 - PCI control registers */
49 #define GCS6_SIZE 0x00010000 /* 64KB */
52 /* The GBUS GINT0 - GINT3 interrupts are connected to CPU interrupts 10-12.
53 These are shared among the GBUS interrupts. */
54 #define IRQ_GINT(n) (10 + (n))
55 #define IRQ_GINT_NUM 3
57 /* Used by <asm/rte_cb.h> to derive NUM_MACH_IRQS. */
58 #define NUM_RTE_CB_IRQS NUM_CPU_IRQS
61 #ifdef CONFIG_ROM_KERNEL
62 /* Kernel is in ROM, starting at address 0. */
64 #define INTV_BASE 0
66 #else /* !CONFIG_ROM_KERNEL */
67 /* We're using the ROM monitor. */
69 /* The chip's real interrupt vectors are in ROM, but they jump to a
70 secondary interrupt vector table in RAM. */
71 #define INTV_BASE 0x03CF8000
73 /* Scratch memory used by the ROM monitor, which shouldn't be used by
74 linux (except for the alternate interrupt vector area, defined
75 above). */
76 #define MON_SCRATCH_ADDR 0x03CE8000
77 #define MON_SCRATCH_SIZE 0x00018000 /* 96KB */
79 #endif /* CONFIG_ROM_KERNEL */
82 /* Some misc. on-board devices. */
84 /* Seven-segment LED display (two digits). Write-only. */
85 #define LED_ADDR(n) (0x03802000 + (n))
86 #define LED(n) (*(volatile unsigned char *)LED_ADDR(n))
87 #define LED_NUM_DIGITS 4
90 /* Override the basic TEG UART pre-initialization so that we can
91 initialize extra stuff. */
92 #undef V850E_UART_PRE_CONFIGURE /* should be defined by <asm/teg.h> */
93 #define V850E_UART_PRE_CONFIGURE rte_nb85e_cb_uart_pre_configure
94 #ifndef __ASSEMBLY__
95 extern void rte_nb85e_cb_uart_pre_configure (unsigned chan,
96 unsigned cflags, unsigned baud);
97 #endif
99 /* This board supports RTS/CTS for the on-chip UART. */
101 /* CTS is pin P00. */
102 #define V850E_UART_CTS(chan) (! (TEG_PORT0_IO & 0x1))
103 /* RTS is pin P02. */
104 #define V850E_UART_SET_RTS(chan, val) \
105 do { \
106 unsigned old = TEG_PORT0_IO; \
107 TEG_PORT0_IO = val ? (old & ~0x4) : (old | 0x4); \
108 } while (0)
111 #endif /* __V850_RTE_NB85E_CB_H__ */