gt64120.h

umon bootloader source code, support mips cpu.

#define INBOUND_POST_HEAD_POINTER_REGISTER_CPU_SIDE	0x1c68
#define INBOUND_POST_TAIL_POINTER_REGISTER_CPU_SIDE	0x1c6c
#define OUTBOUND_FREE_HEAD_POINTER_REGISTER_CPU_SIDE	0x1c70
#define OUTBOUND_FREE_TAIL_POINTER_REGISTER_CPU_SIDE	0x1c74
#define OUTBOUND_POST_HEAD_POINTER_REGISTER_CPU_SIDE	0x1c78
#define OUTBOUND_POST_TAIL_POINTER_REGISTER_CPU_SIDE	0x1c7c

/*
 *  Register encodings
 */
#define GT_CPU_ENDIAN_SHF	12
#define GT_CPU_ENDIAN_MSK	(MSK(1) << GT_CPU_ENDIAN_SHF)
#define GT_CPU_ENDIAN_BIT	GT_CPU_ENDIAN_MSK
#define GT_CPU_WR_SHF		16
#define GT_CPU_WR_MSK		(MSK(1) << GT_CPU_WR_SHF)
#define GT_CPU_WR_BIT		GT_CPU_WR_MSK
#define GT_CPU_WR_DXDXDXDX	0
#define GT_CPU_WR_DDDD		1


#define GT_PCI_DCRM_SHF		21
#define GT_PCI_LD_SHF		0
#define GT_PCI_LD_MSK		(MSK(15) << GT_PCI_LD_SHF)
#define GT_PCI_HD_SHF		0
#define GT_PCI_HD_MSK		(MSK(7) << GT_PCI_HD_SHF)
#define GT_PCI_REMAP_SHF	0
#define GT_PCI_REMAP_MSK	(MSK(11) << GT_PCI_REMAP_SHF)


#define GT_CFGADDR_CFGEN_SHF	31
#define GT_CFGADDR_CFGEN_MSK	(MSK(1) << GT_CFGADDR_CFGEN_SHF)
#define GT_CFGADDR_CFGEN_BIT	GT_CFGADDR_CFGEN_MSK

#define GT_CFGADDR_BUSNUM_SHF	16
#define GT_CFGADDR_BUSNUM_MSK	(MSK(8) << GT_CFGADDR_BUSNUM_SHF)

#define GT_CFGADDR_DEVNUM_SHF	11
#define GT_CFGADDR_DEVNUM_MSK	(MSK(5) << GT_CFGADDR_DEVNUM_SHF)

#define GT_CFGADDR_FUNCNUM_SHF	8
#define GT_CFGADDR_FUNCNUM_MSK	(MSK(3) << GT_CFGADDR_FUNCNUM_SHF)

#define GT_CFGADDR_REGNUM_SHF	2
#define GT_CFGADDR_REGNUM_MSK	(MSK(6) << GT_CFGADDR_REGNUM_SHF)


#define GT_SDRAM_BM_ORDER_SHF	2
#define GT_SDRAM_BM_ORDER_MSK	(MSK(1) << GT_SDRAM_BM_ORDER_SHF)
#define GT_SDRAM_BM_ORDER_BIT	GT_SDRAM_BM_ORDER_MSK
#define GT_SDRAM_BM_ORDER_SUB	1
#define GT_SDRAM_BM_ORDER_LIN	0

#define GT_SDRAM_BM_RSVD_ALL1	0xffb


#define GT_SDRAM_ADDRDECODE_ADDR_SHF	0
#define GT_SDRAM_ADDRDECODE_ADDR_MSK	(MSK(3) << GT_SDRAM_ADDRDECODE_ADDR_SHF)
#define GT_SDRAM_ADDRDECODE_ADDR_0	0
#define GT_SDRAM_ADDRDECODE_ADDR_1	1
#define GT_SDRAM_ADDRDECODE_ADDR_2	2
#define GT_SDRAM_ADDRDECODE_ADDR_3	3
#define GT_SDRAM_ADDRDECODE_ADDR_4	4
#define GT_SDRAM_ADDRDECODE_ADDR_5	5
#define GT_SDRAM_ADDRDECODE_ADDR_6	6
#define GT_SDRAM_ADDRDECODE_ADDR_7	7


#define GT_SDRAM_B0_CASLAT_SHF		0
#define GT_SDRAM_B0_CASLAT_MSK		(MSK(2) << GT_SDRAM_B0__SHF)
#define GT_SDRAM_B0_CASLAT_2		1
#define GT_SDRAM_B0_CASLAT_3		2

#define GT_SDRAM_B0_FTDIS_SHF		2
#define GT_SDRAM_B0_FTDIS_MSK		(MSK(1) << GT_SDRAM_B0_FTDIS_SHF)
#define GT_SDRAM_B0_FTDIS_BIT		GT_SDRAM_B0_FTDIS_MSK

#define GT_SDRAM_B0_SRASPRCHG_SHF	3
#define GT_SDRAM_B0_SRASPRCHG_MSK	(MSK(1) << GT_SDRAM_B0_SRASPRCHG_SHF)
#define GT_SDRAM_B0_SRASPRCHG_BIT	GT_SDRAM_B0_SRASPRCHG_MSK
#define GT_SDRAM_B0_SRASPRCHG_2		0
#define GT_SDRAM_B0_SRASPRCHG_3		1

#define GT_SDRAM_B0_B0COMPAB_SHF	4
#define GT_SDRAM_B0_B0COMPAB_MSK	(MSK(1) << GT_SDRAM_B0_B0COMPAB_SHF)
#define GT_SDRAM_B0_B0COMPAB_BIT	GT_SDRAM_B0_B0COMPAB_MSK

#define GT_SDRAM_B0_64BITINT_SHF	5
#define GT_SDRAM_B0_64BITINT_MSK	(MSK(1) << GT_SDRAM_B0_64BITINT_SHF)
#define GT_SDRAM_B0_64BITINT_BIT	GT_SDRAM_B0_64BITINT_MSK
#define GT_SDRAM_B0_64BITINT_2		0
#define GT_SDRAM_B0_64BITINT_4		1

#define GT_SDRAM_B0_BW_SHF		6
#define GT_SDRAM_B0_BW_MSK		(MSK(1) << GT_SDRAM_B0_BW_SHF)
#define GT_SDRAM_B0_BW_BIT		GT_SDRAM_B0_BW_MSK
#define GT_SDRAM_B0_BW_32		0
#define GT_SDRAM_B0_BW_64		1

#define GT_SDRAM_B0_BLODD_SHF		7
#define GT_SDRAM_B0_BLODD_MSK		(MSK(1) << GT_SDRAM_B0_BLODD_SHF)
#define GT_SDRAM_B0_BLODD_BIT		GT_SDRAM_B0_BLODD_MSK

#define GT_SDRAM_B0_PAR_SHF		8
#define GT_SDRAM_B0_PAR_MSK		(MSK(1) << GT_SDRAM_B0_PAR_SHF)
#define GT_SDRAM_B0_PAR_BIT		GT_SDRAM_B0_PAR_MSK

#define GT_SDRAM_B0_BYPASS_SHF		9
#define GT_SDRAM_B0_BYPASS_MSK		(MSK(1) << GT_SDRAM_B0_BYPASS_SHF)
#define GT_SDRAM_B0_BYPASS_BIT		GT_SDRAM_B0_BYPASS_MSK

#define GT_SDRAM_B0_SRAS2SCAS_SHF	10
#define GT_SDRAM_B0_SRAS2SCAS_MSK	(MSK(1) << GT_SDRAM_B0_SRAS2SCAS_SHF)
#define GT_SDRAM_B0_SRAS2SCAS_BIT	GT_SDRAM_B0_SRAS2SCAS_MSK
#define GT_SDRAM_B0_SRAS2SCAS_2		0
#define GT_SDRAM_B0_SRAS2SCAS_3		1

#define GT_SDRAM_B0_SIZE_SHF		11
#define GT_SDRAM_B0_SIZE_MSK		(MSK(1) << GT_SDRAM_B0_SIZE_SHF)
#define GT_SDRAM_B0_SIZE_BIT		GT_SDRAM_B0_SIZE_MSK
#define GT_SDRAM_B0_SIZE_16M		0
#define GT_SDRAM_B0_SIZE_64M		1

#define GT_SDRAM_B0_EXTPAR_SHF		12
#define GT_SDRAM_B0_EXTPAR_MSK		(MSK(1) << GT_SDRAM_B0_EXTPAR_SHF)
#define GT_SDRAM_B0_EXTPAR_BIT		GT_SDRAM_B0_EXTPAR_MSK

#define GT_SDRAM_B0_BLEN_SHF		13
#define GT_SDRAM_B0_BLEN_MSK		(MSK(1) << GT_SDRAM_B0_BLEN_SHF)
#define GT_SDRAM_B0_BLEN_BIT		GT_SDRAM_B0_BLEN_MSK
#define GT_SDRAM_B0_BLEN_8		0
#define GT_SDRAM_B0_BLEN_4		1


#define GT_SDRAM_CFG_REFINT_SHF		0
#define GT_SDRAM_CFG_REFINT_MSK		(MSK(14) << GT_SDRAM_CFG_REFINT_SHF)

#define GT_SDRAM_CFG_NINTERLEAVE_SHF	14
#define GT_SDRAM_CFG_NINTERLEAVE_MSK	(MSK(1) << GT_SDRAM_CFG_NINTERLEAVE_SHF)
#define GT_SDRAM_CFG_NINTERLEAVE_BIT	GT_SDRAM_CFG_NINTERLEAVE_MSK

#define GT_SDRAM_CFG_RMW_SHF		15
#define GT_SDRAM_CFG_RMW_MSK		(MSK(1) << GT_SDRAM_CFG_RMW_SHF)
#define GT_SDRAM_CFG_RMW_BIT		GT_SDRAM_CFG_RMW_MSK

#define GT_SDRAM_CFG_NONSTAGREF_SHF	16
#define GT_SDRAM_CFG_NONSTAGREF_MSK	(MSK(1) << GT_SDRAM_CFG_NONSTAGREF_SHF)
#define GT_SDRAM_CFG_NONSTAGREF_BIT	GT_SDRAM_CFG_NONSTAGREF_MSK

#define GT_SDRAM_CFG_DUPCNTL_SHF	19
#define GT_SDRAM_CFG_DUPCNTL_MSK	(MSK(1) << GT_SDRAM_CFG_DUPCNTL_SHF)
#define GT_SDRAM_CFG_DUPCNTL_BIT	GT_SDRAM_CFG_DUPCNTL_MSK

#define GT_SDRAM_CFG_DUPBA_SHF		20
#define GT_SDRAM_CFG_DUPBA_MSK		(MSK(1) << GT_SDRAM_CFG_DUPBA_SHF)
#define GT_SDRAM_CFG_DUPBA_BIT		GT_SDRAM_CFG_DUPBA_MSK

#define GT_SDRAM_CFG_DUPEOT0_SHF	21
#define GT_SDRAM_CFG_DUPEOT0_MSK	(MSK(1) << GT_SDRAM_CFG_DUPEOT0_SHF)
#define GT_SDRAM_CFG_DUPEOT0_BIT	GT_SDRAM_CFG_DUPEOT0_MSK

#define GT_SDRAM_CFG_DUPEOT1_SHF	22
#define GT_SDRAM_CFG_DUPEOT1_MSK	(MSK(1) << GT_SDRAM_CFG_DUPEOT1_SHF)
#define GT_SDRAM_CFG_DUPEOT1_BIT	GT_SDRAM_CFG_DUPEOT1_MSK

#define GT_SDRAM_OPMODE_OP_SHF		0
#define GT_SDRAM_OPMODE_OP_MSK		(MSK(3) << GT_SDRAM_OPMODE_OP_SHF)
#define GT_SDRAM_OPMODE_OP_NORMAL	0
#define GT_SDRAM_OPMODE_OP_NOP		1
#define GT_SDRAM_OPMODE_OP_PRCHG	2
#define GT_SDRAM_OPMODE_OP_MODE		3
#define GT_SDRAM_OPMODE_OP_CBR		4


#define GT_PCI0_BARE_SWSCS3BOOTDIS_SHF	0
#define GT_PCI0_BARE_SWSCS3BOOTDIS_MSK	(MSK(1) << GT_PCI0_BARE_SWSCS3BOOTDIS_SHF)
#define GT_PCI0_BARE_SWSCS3BOOTDIS_BIT	GT_PCI0_BARE_SWSCS3BOOTDIS_MSK

#define GT_PCI0_BARE_SWSCS32DIS_SHF	1
#define GT_PCI0_BARE_SWSCS32DIS_MSK	(MSK(1) << GT_PCI0_BARE_SWSCS32DIS_SHF)
#define GT_PCI0_BARE_SWSCS32DIS_BIT	GT_PCI0_BARE_SWSCS32DIS_MSK

#define GT_PCI0_BARE_SWSCS10DIS_SHF	2
#define GT_PCI0_BARE_SWSCS10DIS_MSK	(MSK(1) << GT_PCI0_BARE_SWSCS10DIS_SHF)
#define GT_PCI0_BARE_SWSCS10DIS_BIT	GT_PCI0_BARE_SWSCS10DIS_MSK

#define GT_PCI0_BARE_INTIODIS_SHF	3
#define GT_PCI0_BARE_INTIODIS_MSK	(MSK(1) << GT_PCI0_BARE_INTIODIS_SHF)
#define GT_PCI0_BARE_INTIODIS_BIT	GT_PCI0_BARE_INTIODIS_MSK

#define GT_PCI0_BARE_INTMEMDIS_SHF	4
#define GT_PCI0_BARE_INTMEMDIS_MSK	(MSK(1) << GT_PCI0_BARE_INTMEMDIS_SHF)
#define GT_PCI0_BARE_INTMEMDIS_BIT	GT_PCI0_BARE_INTMEMDIS_MSK

#define GT_PCI0_BARE_CS3BOOTDIS_SHF	5
#define GT_PCI0_BARE_CS3BOOTDIS_MSK	(MSK(1) << GT_PCI0_BARE_CS3BOOTDIS_SHF)
#define GT_PCI0_BARE_CS3BOOTDIS_BIT	GT_PCI0_BARE_CS3BOOTDIS_MSK

#define GT_PCI0_BARE_CS20DIS_SHF	6
#define GT_PCI0_BARE_CS20DIS_MSK	(MSK(1) << GT_PCI0_BARE_CS20DIS_SHF)
#define GT_PCI0_BARE_CS20DIS_BIT	GT_PCI0_BARE_CS20DIS_MSK

#define GT_PCI0_BARE_SCS32DIS_SHF	7
#define GT_PCI0_BARE_SCS32DIS_MSK	(MSK(1) << GT_PCI0_BARE_SCS32DIS_SHF)
#define GT_PCI0_BARE_SCS32DIS_BIT	GT_PCI0_BARE_SCS32DIS_MSK

#define GT_PCI0_BARE_SCS10DIS_SHF	8
#define GT_PCI0_BARE_SCS10DIS_MSK	(MSK(1) << GT_PCI0_BARE_SCS10DIS_SHF)
#define GT_PCI0_BARE_SCS10DIS_BIT	GT_PCI0_BARE_SCS10DIS_MSK


#define GT_INTRCAUSE_MASABORT0_SHF	18
#define GT_INTRCAUSE_MASABORT0_MSK	(MSK(1) << GT_INTRCAUSE_MASABORT0_SHF)
#define GT_INTRCAUSE_MASABORT0_BIT	GT_INTRCAUSE_MASABORT0_MSK

#define GT_INTRCAUSE_TARABORT0_SHF	19
#define GT_INTRCAUSE_TARABORT0_MSK	(MSK(1) << GT_INTRCAUSE_TARABORT0_SHF)
#define GT_INTRCAUSE_TARABORT0_BIT	GT_INTRCAUSE_TARABORT0_MSK


#define GT_PCI0_CFGADDR_REGNUM_SHF	2
#define GT_PCI0_CFGADDR_REGNUM_MSK	(MSK(6) << GT_PCI0_CFGADDR_REGNUM_SHF)
#define GT_PCI0_CFGADDR_FUNCTNUM_SHF	8
#define GT_PCI0_CFGADDR_FUNCTNUM_MSK	(MSK(3) << GT_PCI0_CFGADDR_FUNCTNUM_SHF)
#define GT_PCI0_CFGADDR_DEVNUM_SHF	11
#define GT_PCI0_CFGADDR_DEVNUM_MSK	(MSK(5) << GT_PCI0_CFGADDR_DEVNUM_SHF)
#define GT_PCI0_CFGADDR_BUSNUM_SHF	16
#define GT_PCI0_CFGADDR_BUSNUM_MSK	(MSK(8) << GT_PCI0_CFGADDR_BUSNUM_SHF)
#define GT_PCI0_CFGADDR_CONFIGEN_SHF	31
#define GT_PCI0_CFGADDR_CONFIGEN_MSK	(MSK(1) << GT_PCI0_CFGADDR_CONFIGEN_SHF)
#define GT_PCI0_CFGADDR_CONFIGEN_BIT	GT_PCI0_CFGADDR_CONFIGEN_MSK

#define GT_PCI0_CMD_MBYTESWAP_SHF	0
#define GT_PCI0_CMD_MBYTESWAP_MSK	(MSK(1) << GT_PCI0_CMD_MBYTESWAP_SHF)
#define GT_PCI0_CMD_MBYTESWAP_BIT	GT_PCI0_CMD_MBYTESWAP_MSK
#define GT_PCI0_CMD_MWORDSWAP_SHF	10
#define GT_PCI0_CMD_MWORDSWAP_MSK	(MSK(1) << GT_PCI0_CMD_MWORDSWAP_SHF)
#define GT_PCI0_CMD_MWORDSWAP_BIT	GT_PCI0_CMD_MWORDSWAP_MSK
#define GT_PCI0_CMD_SBYTESWAP_SHF	16
#define GT_PCI0_CMD_SBYTESWAP_MSK	(MSK(1) << GT_PCI0_CMD_SBYTESWAP_SHF)
#define GT_PCI0_CMD_SBYTESWAP_BIT	GT_PCI0_CMD_SBYTESWAP_MSK
#define GT_PCI0_CMD_SWORDSWAP_SHF	11
#define GT_PCI0_CMD_SWORDSWAP_MSK	(MSK(1) << GT_PCI0_CMD_SWORDSWAP_SHF)
#define GT_PCI0_CMD_SWORDSWAP_BIT	GT_PCI0_CMD_SWORDSWAP_MSK

/*
 *  Misc
 */
#define GT_DEF_PCI0_IO_BASE	0x10000000UL
#define GT_DEF_PCI0_IO_SIZE	0x02000000UL
#define GT_DEF_PCI0_MEM0_BASE	0x12000000UL
#define GT_DEF_PCI0_MEM0_SIZE	0x02000000UL
#define GT_DEF_BASE		0x14000000UL

#define GT_MAX_BANKSIZE		(256 * 1024 * 1024)	/* Max 256MB bank  */
#define GT_LATTIM_MIN		6			/* Minimum lat  */

/*
 * The gt64120_dep.h file must define the following macros
 *
 *   GT_READ(ofs, data_pointer)
 *   GT_WRITE(ofs, data)           - read/write GT64120 registers in 32bit
 *
 *   TIMER 	- gt64120 timer irq, temporary solution until
 *		  full gt64120 cascade interrupt support is in place
 */

#include <mach-gt64120.h>

/*
 * Because of an error/peculiarity in the Galileo chip, we need to swap the
 * bytes when running bigendian.  We also provide non-swapping versions.
 */
#define __GT_READ(ofs)							\
	(*(volatile u32 *)(GT64120_BASE+(ofs)))
#define __GT_WRITE(ofs, data)						\
	do { *(volatile u32 *)(GT64120_BASE+(ofs)) = (data); } while (0)
#define GT_READ(ofs)		le32_to_cpu(__GT_READ(ofs))
#define GT_WRITE(ofs, data)	__GT_WRITE(ofs, cpu_to_le32(data))

#endif /* _ASM_GT64120_H */