mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-25 13:11:54 +02:00
796a9d1091
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15242 3c298f89-4303-0410-b956-a3cf2f4a3e73
86 lines
2.1 KiB
C
86 lines
2.1 KiB
C
/*
|
|
* BCM47XX Sonics SiliconBackplane embedded ram core
|
|
*
|
|
* Copyright 2007, Broadcom Corporation
|
|
* All Rights Reserved.
|
|
*
|
|
* THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
|
|
* KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
|
|
* SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
|
|
* FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
|
|
*
|
|
*/
|
|
|
|
#ifndef _SBSOCRAM_H
|
|
#define _SBSOCRAM_H
|
|
|
|
#ifndef _LANGUAGE_ASSEMBLY
|
|
|
|
/* cpp contortions to concatenate w/arg prescan */
|
|
#ifndef PAD
|
|
#define _PADLINE(line) pad ## line
|
|
#define _XSTR(line) _PADLINE(line)
|
|
#define PAD _XSTR(__LINE__)
|
|
#endif /* PAD */
|
|
|
|
/* Memcsocram core registers */
|
|
typedef volatile struct sbsocramregs {
|
|
uint32 coreinfo;
|
|
uint32 bwalloc;
|
|
uint32 PAD;
|
|
uint32 biststat;
|
|
uint32 bankidx;
|
|
uint32 standbyctrl;
|
|
uint32 PAD[116];
|
|
uint32 pwrctl; /* corerev >= 2 */
|
|
} sbsocramregs_t;
|
|
|
|
#endif /* _LANGUAGE_ASSEMBLY */
|
|
|
|
/* Register offsets */
|
|
#define SR_COREINFO 0x00
|
|
#define SR_BWALLOC 0x04
|
|
#define SR_BISTSTAT 0x0c
|
|
#define SR_BANKINDEX 0x10
|
|
#define SR_BANKSTBYCTL 0x14
|
|
#define SR_PWRCTL 0x1e8
|
|
|
|
/* Coreinfo register */
|
|
#define SRCI_PT_MASK 0x00030000
|
|
#define SRCI_PT_SHIFT 16
|
|
/* corerev >= 3 */
|
|
#define SRCI_LSS_MASK 0x00f00000
|
|
#define SRCI_LSS_SHIFT 20
|
|
#define SRCI_LRS_MASK 0x0f000000
|
|
#define SRCI_LRS_SHIFT 24
|
|
|
|
/* In corerev 0, the memory size is 2 to the power of the
|
|
* base plus 16 plus to the contents of the memsize field plus 1.
|
|
*/
|
|
#define SRCI_MS0_MASK 0xf
|
|
#define SR_MS0_BASE 16
|
|
|
|
/*
|
|
* In corerev 1 the bank size is 2 ^ the bank size field plus 14,
|
|
* the memory size is number of banks times bank size.
|
|
* The same applies to rom size.
|
|
*/
|
|
#define SRCI_ROMNB_MASK 0xf000
|
|
#define SRCI_ROMNB_SHIFT 12
|
|
#define SRCI_ROMBSZ_MASK 0xf00
|
|
#define SRCI_ROMBSZ_SHIFT 8
|
|
#define SRCI_SRNB_MASK 0xf0
|
|
#define SRCI_SRNB_SHIFT 4
|
|
#define SRCI_SRBSZ_MASK 0xf
|
|
#define SRCI_SRBSZ_SHIFT 0
|
|
|
|
#define SR_BSZ_BASE 14
|
|
|
|
/* Standby control register */
|
|
#define SRSC_SBYOVR_MASK 0x80000000
|
|
#define SRSC_SBYOVR_SHIFT 31
|
|
#define SRSC_SBYOVRVAL_MASK 0x60000000
|
|
#define SRSC_SBYOVRVAL_SHIFT 29
|
|
|
|
#endif /* _SBSOCRAM_H */
|