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author | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2006-09-23 14:34:10 +0200 |
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committer | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2006-09-23 14:34:10 +0200 |
commit | 919251758195919ae3568021bc221e4f8c4b20eb (patch) | |
tree | 81137a037ff8e6c91cc8de72d568275605c653c5 /arch/powerpc/boot/ops.h | |
parent | c394f1eafef61c6666f5876afde6110a276c4c9f (diff) | |
parent | 3eeab61aa3ddd3c0bedb7449ada1599de22fdb5a (diff) |
Merge branch 'mainline' into upstream-linus
Diffstat (limited to 'arch/powerpc/boot/ops.h')
-rw-r--r-- | arch/powerpc/boot/ops.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/arch/powerpc/boot/ops.h b/arch/powerpc/boot/ops.h new file mode 100644 index 00000000000..135eb4bb03b --- /dev/null +++ b/arch/powerpc/boot/ops.h @@ -0,0 +1,100 @@ +/* + * Global definition of all the bootwrapper operations. + * + * Author: Mark A. Greer <mgreer@mvista.com> + * + * 2006 (c) MontaVista Software, Inc. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. + */ +#ifndef _PPC_BOOT_OPS_H_ +#define _PPC_BOOT_OPS_H_ + +#include "types.h" + +#define COMMAND_LINE_SIZE 512 +#define MAX_PATH_LEN 256 +#define MAX_PROP_LEN 256 /* What should this be? */ + +/* Platform specific operations */ +struct platform_ops { + void (*fixups)(void); + void (*image_hdr)(const void *); + void * (*malloc)(u32 size); + void (*free)(void *ptr, u32 size); + void (*exit)(void); +}; +extern struct platform_ops platform_ops; + +/* Device Tree operations */ +struct dt_ops { + void * (*finddevice)(const char *name); + int (*getprop)(const void *node, const char *name, void *buf, + const int buflen); + int (*setprop)(const void *node, const char *name, + const void *buf, const int buflen); + u64 (*translate_addr)(const char *path, const u32 *in_addr, + const u32 addr_len); + unsigned long (*ft_addr)(void); +}; +extern struct dt_ops dt_ops; + +/* Console operations */ +struct console_ops { + int (*open)(void); + void (*write)(char *buf, int len); + void (*edit_cmdline)(char *buf, int len); + void (*close)(void); + void *data; +}; +extern struct console_ops console_ops; + +/* Serial console operations */ +struct serial_console_data { + int (*open)(void); + void (*putc)(unsigned char c); + unsigned char (*getc)(void); + u8 (*tstc)(void); + void (*close)(void); +}; + +extern int platform_init(void *promptr); +extern void simple_alloc_init(void); +extern void ft_init(void *dt_blob); +extern int serial_console_init(void); + +static inline void *finddevice(const char *name) +{ + return (dt_ops.finddevice) ? dt_ops.finddevice(name) : NULL; +} + +static inline int getprop(void *devp, const char *name, void *buf, int buflen) +{ + return (dt_ops.getprop) ? dt_ops.getprop(devp, name, buf, buflen) : -1; +} + +static inline int setprop(void *devp, const char *name, void *buf, int buflen) +{ + return (dt_ops.setprop) ? dt_ops.setprop(devp, name, buf, buflen) : -1; +} + +static inline void *malloc(u32 size) +{ + return (platform_ops.malloc) ? platform_ops.malloc(size) : NULL; +} + +static inline void free(void *ptr, u32 size) +{ + if (platform_ops.free) + platform_ops.free(ptr, size); +} + +static inline void exit(void) +{ + if (platform_ops.exit) + platform_ops.exit(); + for(;;); +} + +#endif /* _PPC_BOOT_OPS_H_ */ |