lkml.org 
[lkml]   [2007]   [May]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[patch 1/7] ps3: Preallocate bootmem memory for the PS3 FLASH ROM storage driver
Preallocate 256 KiB of bootmem memory for the PS3 FLASH ROM storage driver.

Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
---
arch/powerpc/platforms/ps3/setup.c | 19 ++++++++++++++++++-
include/asm-powerpc/ps3.h | 1 +
2 files changed, 19 insertions(+), 1 deletion(-)

--- a/arch/powerpc/platforms/ps3/setup.c
+++ b/arch/powerpc/platforms/ps3/setup.c
@@ -99,7 +99,8 @@ static void ps3_panic(char *str)
while(1);
}

-#if defined(CONFIG_FB_PS3) || defined(CONFIG_FB_PS3_MODULE)
+#if defined(CONFIG_FB_PS3) || defined(CONFIG_FB_PS3_MODULE) || \
+ defined(CONFIG_PS3_FLASH_MODULE) || defined(CONFIG_PS3_FLASH_MODULE)
static void prealloc(struct ps3_prealloc *p)
{
if (!p->size)
@@ -115,7 +116,9 @@ static void prealloc(struct ps3_prealloc
printk(KERN_INFO "%s: %lu bytes at %p\n", p->name, p->size,
p->address);
}
+#endif

+#if defined(CONFIG_FB_PS3) || defined(CONFIG_FB_PS3_MODULE)
struct ps3_prealloc ps3fb_videomemory = {
.name = "ps3fb videomemory",
.size = CONFIG_FB_PS3_DEFAULT_SIZE_M*1024*1024,
@@ -138,6 +141,18 @@ early_param("ps3fb", early_parse_ps3fb);
#define prealloc_ps3fb_videomemory() do { } while (0)
#endif

+#if defined(CONFIG_PS3_FLASH) || defined(CONFIG_PS3_FLASH_MODULE)
+struct ps3_prealloc ps3flash_bounce_buffer = {
+ .name = "ps3flash bounce buffer",
+ .size = 256*1024,
+ .align = 256*1024
+};
+EXPORT_SYMBOL_GPL(ps3flash_bounce_buffer);
+#define prealloc_ps3flash_bounce_buffer() prealloc(&ps3flash_bounce_buffer)
+#else
+#define prealloc_ps3flash_bounce_buffer() do { } while (0)
+#endif
+
static int ps3_set_dabr(u64 dabr)
{
enum {DABR_USER = 1, DABR_KERNEL = 2,};
@@ -167,6 +182,8 @@ static void __init ps3_setup_arch(void)
#endif

prealloc_ps3fb_videomemory();
+ prealloc_ps3flash_bounce_buffer();
+
ppc_md.power_save = ps3_power_save;

DBG(" <- %s:%d\n", __func__, __LINE__);
--- a/include/asm-powerpc/ps3.h
+++ b/include/asm-powerpc/ps3.h
@@ -442,6 +442,7 @@ struct ps3_prealloc {
};

extern struct ps3_prealloc ps3fb_videomemory;
+extern struct ps3_prealloc ps3flash_bounce_buffer;


#endif
--
Gr{oetje,eeting}s,
Geert

--
Geert Uytterhoeven -- Sony Network and Software Technology Center Europe (NSCE)
Geert.Uytterhoeven@sonycom.com ------- The Corporate Village, Da Vincilaan 7-D1
Voice +32-2-7008453 Fax +32-2-7008622 ---------------- B-1935 Zaventem, Belgium
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-05-25 10:41    [W:0.119 / U:11.792 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site