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sparc,leon: Introduce the sparc-leon CPU type.

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Add sparc_leon enum, M_LEON|M_LEON3_SOC machine. Add compilation of
leon.c in mm and kernel
if CONFIG_SPARC_LEON is defined. Add sparc_leon dependent
initialization to switch statements + head.S.

Signed-off-by: Konrad Eisele <konrad@gaisler.com>
Reviewed-by:   Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Konrad Eisele 2009-08-17 00:13:31 +00:00 • committed by David S. Miller
parent 97fb58fa9b
commit 0fd7ef1fe0
13 changed files with 43 additions and 1 deletions
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6
arch/sparc/include/asm/machines.h
View file

@ -15,7 +15,7 @@ struct Sun_Machine_Models {
/* Current number of machines we know about that has an IDPROM
* machtype entry including one entry for the 0x80 OBP machines.
*/
#define NUM_SUN_MACHINES 15
#define NUM_SUN_MACHINES 16
/* The machine type in the idprom area looks like this:
*
@ -30,6 +30,7 @@ struct Sun_Machine_Models {
#define SM_ARCH_MASK 0xf0
#define SM_SUN4 0x20
#define M_LEON 0x30
#define SM_SUN4C 0x50
#define SM_SUN4M 0x70
#define SM_SUN4M_OBP 0x80
@ -41,6 +42,9 @@ struct Sun_Machine_Models {
#define SM_4_330 0x03 /* Sun 4/300 series */
#define SM_4_470 0x04 /* Sun 4/400 series */
/* Leon machines */
#define M_LEON3_SOC 0x02 /* Leon3 SoC */
/* Sun4c machines Full Name - PROM NAME */
#define SM_4C_SS1 0x01 /* Sun4c SparcStation 1 - Sun 4/60 */
#define SM_4C_IPC 0x02 /* Sun4c SparcStation IPC - Sun 4/40 */

4
arch/sparc/include/asm/pgtsrmmu.h
View file

@ -267,6 +267,7 @@ static inline void srmmu_flush_tlb_page(unsigned long page)
}
#ifndef CONFIG_SPARC_LEON
static inline unsigned long srmmu_hwprobe(unsigned long vaddr)
{
unsigned long retval;
@ -278,6 +279,9 @@ static inline unsigned long srmmu_hwprobe(unsigned long vaddr)
return retval;
}
#else
#define srmmu_hwprobe(addr) (srmmu_swprobe(addr, 0) & SRMMU_PTE_PMASK)
#endif
static inline int
srmmu_get_pte (unsigned long addr)

3
arch/sparc/include/asm/prom.h
View file

@ -118,5 +118,8 @@ extern struct device_node *of_console_device;
extern char *of_console_path;
extern char *of_console_options;
extern void (*prom_build_more)(struct device_node *dp, struct device_node ***nextp);
extern char *build_full_name(struct device_node *dp);
#endif /* __KERNEL__ */
#endif /* _SPARC_PROM_H */

1
arch/sparc/include/asm/system_32.h
View file

@ -32,6 +32,7 @@ enum sparc_cpu {
sun4u = 0x05, /* V8 ploos ploos */
sun_unknown = 0x06,
ap1000 = 0x07, /* almost a sun4m */
sparc_leon = 0x08, /* Leon SoC */
};
/* Really, userland should not be looking at any of this... */