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13 * published by the Free Software Foundation; either version 2 of
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18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
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28 * S3C44B0 CPU specific code
33 #include <asm/hardware.h>
35 static void s3c44b0_flush_cache(void)
39 for(i=0x10002000;i<0x10004800;i+=16)
53 int cleanup_before_linux (void)
56 cache memory should be enabled before calling
57 Linux to make the kernel uncompression faster
61 disable_interrupts ();
66 void reset_cpu (ulong addr)
69 reset the cpu using watchdog
72 /* Disable the watchdog.*/
75 /* set the timeout value to a short time... */
78 /* Enable the watchdog. */
87 int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
89 disable_interrupts ();
96 void icache_enable (void)
100 s3c44b0_flush_cache();
104 Non-cacheable area (everything outside RAM)
105 0x0000:0000 - 0x0C00:0000
107 NCACHBE0 = 0xC0000000;
108 NCACHBE1 = 0x00000000;
114 reg |= 0x00000006; /* 8kB */
118 void icache_disable (void)
123 reg &= ~0x00000006; /* 8kB */
127 int icache_status (void)
132 void dcache_enable (void)
137 void dcache_disable (void)
142 int dcache_status (void)
144 return dcache_status();