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/*
* BCM47XX Sonics SiliconBackplane embedded ram core
*
* Copyright (C) 1999-2012, Broadcom Corporation
*
* Unless you and Broadcom execute a separate written software license
* agreement governing use of this software, this software is licensed to you
* under the terms of the GNU General Public License version 2 (the "GPL"),
* available at http://www.broadcom.com/licenses/GPLv2.php, with the
* following added to such license:
*
* As a special exception, the copyright holders of this software give you
* permission to link this software with independent modules, and to copy and
* distribute the resulting executable under terms of your choice, provided that
* you also meet, for each linked independent module, the terms and conditions of
* the license of that module. An independent module is a module which is not
* derived from this software. The special exception does not apply to any
* modifications of the software.
*
* Notwithstanding the above, under no circumstances may you combine this
* software in any way with any other Broadcom software provided under a license
* other than the GPL, without Broadcom's express prior written consent.
*
* $Id: sbsocram.h 271781 2011-07-13 20:00:06Z $
*/
#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 extracoreinfo;
uint32 biststat;
uint32 bankidx;
uint32 standbyctrl;
uint32 errlogstatus; /* rev 6 */
uint32 errlogaddr; /* rev 6 */
/* used for patching rev 3 & 5 */
uint32 cambankidx;
uint32 cambankstandbyctrl;
uint32 cambankpatchctrl;
uint32 cambankpatchtblbaseaddr;
uint32 cambankcmdreg;
uint32 cambankdatareg;
uint32 cambankmaskreg;
uint32 PAD[1];
uint32 bankinfo; /* corev 8 */
uint32 PAD[15];
uint32 extmemconfig;
uint32 extmemparitycsr;
uint32 extmemparityerrdata;
uint32 extmemparityerrcnt;
uint32 extmemwrctrlandsize;
uint32 PAD[84];
uint32 workaround;
uint32 pwrctl; /* corerev >= 2 */
uint32 PAD[133];
uint32 sr_control; /* corerev >= 15 */
uint32 sr_status; /* corerev >= 15 */
uint32 sr_address; /* corerev >= 15 */
uint32 sr_data; /* corerev >= 15 */
} 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 0x00070000 /* corerev >= 6; port type[18:16] */
#define SRCI_PT_SHIFT 16
/* port types : SRCI_PT_<processorPT>_<backplanePT> */
#define SRCI_PT_OCP_OCP 0
#define SRCI_PT_AXI_OCP 1
#define SRCI_PT_ARM7AHB_OCP 2
#define SRCI_PT_CM3AHB_OCP 3
#define SRCI_PT_AXI_AXI 4
#define SRCI_PT_AHB_AXI 5
/* 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
#define SRSC_SBYEN_MASK 0x01000000 /* rev >= 3 */
#define SRSC_SBYEN_SHIFT 24
/* Power control register */
#define SRPC_PMU_STBYDIS_MASK 0x00000010 /* rev >= 3 */
#define SRPC_PMU_STBYDIS_SHIFT 4
#define SRPC_STBYOVRVAL_MASK 0x00000008
#define SRPC_STBYOVRVAL_SHIFT 3
#define SRPC_STBYOVR_MASK 0x00000007
#define SRPC_STBYOVR_SHIFT 0
/* Extra core capability register */
#define SRECC_NUM_BANKS_MASK 0x000000F0
#define SRECC_NUM_BANKS_SHIFT 4
#define SRECC_BANKSIZE_MASK 0x0000000F
#define SRECC_BANKSIZE_SHIFT 0
#define SRECC_BANKSIZE(value) (1 << (value))
/* CAM bank patch control */
#define SRCBPC_PATCHENABLE 0x80000000
#define SRP_ADDRESS 0x0001FFFC
#define SRP_VALID 0x8000
/* CAM bank command reg */
#define SRCMD_WRITE 0x00020000
#define SRCMD_READ 0x00010000
#define SRCMD_DONE 0x80000000
#define SRCMD_DONE_DLY 1000
/* bankidx and bankinfo reg defines corerev >= 8 */
#define SOCRAM_BANKINFO_SZMASK 0x7f
#define SOCRAM_BANKIDX_ROM_MASK 0x100
#define SOCRAM_BANKIDX_MEMTYPE_SHIFT 8
/* socram bankinfo memtype */
#define SOCRAM_MEMTYPE_RAM 0
#define SOCRAM_MEMTYPE_R0M 1
#define SOCRAM_MEMTYPE_DEVRAM 2
#define SOCRAM_BANKINFO_REG 0x40
#define SOCRAM_BANKIDX_REG 0x10
#define SOCRAM_BANKINFO_STDBY_MASK 0x400
#define SOCRAM_BANKINFO_STDBY_TIMER 0x800
/* bankinfo rev >= 10 */
#define SOCRAM_BANKINFO_DEVRAMSEL_SHIFT 13
#define SOCRAM_BANKINFO_DEVRAMSEL_MASK 0x2000
#define SOCRAM_BANKINFO_DEVRAMPRO_SHIFT 14
#define SOCRAM_BANKINFO_DEVRAMPRO_MASK 0x4000
#define SOCRAM_BANKINFO_SLPSUPP_SHIFT 15
#define SOCRAM_BANKINFO_SLPSUPP_MASK 0x8000
#define SOCRAM_BANKINFO_RETNTRAM_SHIFT 16
#define SOCRAM_BANKINFO_RETNTRAM_MASK 0x00010000
#define SOCRAM_BANKINFO_PDASZ_SHIFT 17
#define SOCRAM_BANKINFO_PDASZ_MASK 0x003E0000
#define SOCRAM_BANKINFO_DEVRAMREMAP_SHIFT 24
#define SOCRAM_BANKINFO_DEVRAMREMAP_MASK 0x01000000
/* extracoreinfo register */
#define SOCRAM_DEVRAMBANK_MASK 0xF000
#define SOCRAM_DEVRAMBANK_SHIFT 12
/* bank info to calculate bank size */
#define SOCRAM_BANKINFO_SZBASE 8192
#define SOCRAM_BANKSIZE_SHIFT 13 /* SOCRAM_BANKINFO_SZBASE */
#endif /* _SBSOCRAM_H */
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