diff options
Diffstat (limited to 'include/asm-powerpc/qe.h')
| -rw-r--r-- | include/asm-powerpc/qe.h | 156 |
1 files changed, 109 insertions, 47 deletions
diff --git a/include/asm-powerpc/qe.h b/include/asm-powerpc/qe.h index 0dabe46a29d..430dc77b35f 100644 --- a/include/asm-powerpc/qe.h +++ b/include/asm-powerpc/qe.h @@ -28,6 +28,52 @@ #define MEM_PART_SECONDARY 1 #define MEM_PART_MURAM 2 +/* Clocks and BRGs */ +enum qe_clock { + QE_CLK_NONE = 0, + QE_BRG1, /* Baud Rate Generator 1 */ + QE_BRG2, /* Baud Rate Generator 2 */ + QE_BRG3, /* Baud Rate Generator 3 */ + QE_BRG4, /* Baud Rate Generator 4 */ + QE_BRG5, /* Baud Rate Generator 5 */ + QE_BRG6, /* Baud Rate Generator 6 */ + QE_BRG7, /* Baud Rate Generator 7 */ + QE_BRG8, /* Baud Rate Generator 8 */ + QE_BRG9, /* Baud Rate Generator 9 */ + QE_BRG10, /* Baud Rate Generator 10 */ + QE_BRG11, /* Baud Rate Generator 11 */ + QE_BRG12, /* Baud Rate Generator 12 */ + QE_BRG13, /* Baud Rate Generator 13 */ + QE_BRG14, /* Baud Rate Generator 14 */ + QE_BRG15, /* Baud Rate Generator 15 */ + QE_BRG16, /* Baud Rate Generator 16 */ + QE_CLK1, /* Clock 1 */ + QE_CLK2, /* Clock 2 */ + QE_CLK3, /* Clock 3 */ + QE_CLK4, /* Clock 4 */ + QE_CLK5, /* Clock 5 */ + QE_CLK6, /* Clock 6 */ + QE_CLK7, /* Clock 7 */ + QE_CLK8, /* Clock 8 */ + QE_CLK9, /* Clock 9 */ + QE_CLK10, /* Clock 10 */ + QE_CLK11, /* Clock 11 */ + QE_CLK12, /* Clock 12 */ + QE_CLK13, /* Clock 13 */ + QE_CLK14, /* Clock 14 */ + QE_CLK15, /* Clock 15 */ + QE_CLK16, /* Clock 16 */ + QE_CLK17, /* Clock 17 */ + QE_CLK18, /* Clock 18 */ + QE_CLK19, /* Clock 19 */ + QE_CLK20, /* Clock 20 */ + QE_CLK21, /* Clock 21 */ + QE_CLK22, /* Clock 22 */ + QE_CLK23, /* Clock 23 */ + QE_CLK24, /* Clock 24 */ + QE_CLK_DUMMY +}; + /* Export QE common operations */ extern void qe_reset(void); extern int par_io_init(struct device_node *np); @@ -38,7 +84,8 @@ extern int par_io_data_set(u8 port, u8 pin, u8 val); /* QE internal API */ int qe_issue_cmd(u32 cmd, u32 device, u8 mcn_protocol, u32 cmd_input); -void qe_setbrg(unsigned int brg, unsigned int rate, unsigned int multiplier); +enum qe_clock qe_clock_source(const char *source); +int qe_setbrg(enum qe_clock brg, unsigned int rate, unsigned int multiplier); int qe_get_snum(void); void qe_put_snum(u8 snum); unsigned long qe_muram_alloc(int size, int align); @@ -47,6 +94,58 @@ unsigned long qe_muram_alloc_fixed(unsigned long offset, int size); void qe_muram_dump(void); void *qe_muram_addr(unsigned long offset); +/* Structure that defines QE firmware binary files. + * + * See Documentation/powerpc/qe-firmware.txt for a description of these + * fields. + */ +struct qe_firmware { + struct qe_header { + __be32 length; /* Length of the entire structure, in bytes */ + u8 magic[3]; /* Set to { 'Q', 'E', 'F' } */ + u8 version; /* Version of this layout. First ver is '1' */ + } header; + u8 id[62]; /* Null-terminated identifier string */ + u8 split; /* 0 = shared I-RAM, 1 = split I-RAM */ + u8 count; /* Number of microcode[] structures */ + struct { + __be16 model; /* The SOC model */ + u8 major; /* The SOC revision major */ + u8 minor; /* The SOC revision minor */ + } __attribute__ ((packed)) soc; + u8 padding[4]; /* Reserved, for alignment */ + __be64 extended_modes; /* Extended modes */ + __be32 vtraps[8]; /* Virtual trap addresses */ + u8 reserved[4]; /* Reserved, for future expansion */ + struct qe_microcode { + u8 id[32]; /* Null-terminated identifier */ + __be32 traps[16]; /* Trap addresses, 0 == ignore */ + __be32 eccr; /* The value for the ECCR register */ + __be32 iram_offset; /* Offset into I-RAM for the code */ + __be32 count; /* Number of 32-bit words of the code */ + __be32 code_offset; /* Offset of the actual microcode */ + u8 major; /* The microcode version major */ + u8 minor; /* The microcode version minor */ + u8 revision; /* The microcode version revision */ + u8 padding; /* Reserved, for alignment */ + u8 reserved[4]; /* Reserved, for future expansion */ + } __attribute__ ((packed)) microcode[1]; + /* All microcode binaries should be located here */ + /* CRC32 should be located here, after the microcode binaries */ +} __attribute__ ((packed)); + +struct qe_firmware_info { + char id[64]; /* Firmware name */ + u32 vtraps[8]; /* Virtual trap addresses */ + u64 extended_modes; /* Extended modes */ +}; + +/* Upload a firmware to the QE */ +int qe_upload_firmware(const struct qe_firmware *firmware); + +/* Obtain information on the uploaded firmware */ +struct qe_firmware_info *qe_get_firmware_info(void); + /* Buffer descriptors */ struct qe_bd { __be16 status; @@ -129,52 +228,6 @@ enum comm_dir { COMM_DIR_RX_AND_TX = 3 }; -/* Clocks and BRGs */ -enum qe_clock { - QE_CLK_NONE = 0, - QE_BRG1, /* Baud Rate Generator 1 */ - QE_BRG2, /* Baud Rate Generator 2 */ - QE_BRG3, /* Baud Rate Generator 3 */ - QE_BRG4, /* Baud Rate Generator 4 */ - QE_BRG5, /* Baud Rate Generator 5 */ - QE_BRG6, /* Baud Rate Generator 6 */ - QE_BRG7, /* Baud Rate Generator 7 */ - QE_BRG8, /* Baud Rate Generator 8 */ - QE_BRG9, /* Baud Rate Generator 9 */ - QE_BRG10, /* Baud Rate Generator 10 */ - QE_BRG11, /* Baud Rate Generator 11 */ - QE_BRG12, /* Baud Rate Generator 12 */ - QE_BRG13, /* Baud Rate Generator 13 */ - QE_BRG14, /* Baud Rate Generator 14 */ - QE_BRG15, /* Baud Rate Generator 15 */ - QE_BRG16, /* Baud Rate Generator 16 */ - QE_CLK1, /* Clock 1 */ - QE_CLK2, /* Clock 2 */ - QE_CLK3, /* Clock 3 */ - QE_CLK4, /* Clock 4 */ - QE_CLK5, /* Clock 5 */ - QE_CLK6, /* Clock 6 */ - QE_CLK7, /* Clock 7 */ - QE_CLK8, /* Clock 8 */ - QE_CLK9, /* Clock 9 */ - QE_CLK10, /* Clock 10 */ - QE_CLK11, /* Clock 11 */ - QE_CLK12, /* Clock 12 */ - QE_CLK13, /* Clock 13 */ - QE_CLK14, /* Clock 14 */ - QE_CLK15, /* Clock 15 */ - QE_CLK16, /* Clock 16 */ - QE_CLK17, /* Clock 17 */ - QE_CLK18, /* Clock 18 */ - QE_CLK19, /* Clock 19 */ - QE_CLK20, /* Clock 20 */ - QE_CLK21, /* Clock 21 */ - QE_CLK22, /* Clock 22 */ - QE_CLK23, /* Clock 23 */ - QE_CLK24, /* Clock 24 */ - QE_CLK_DUMMY, -}; - /* QE CMXUCR Registers. * There are two UCCs represented in each of the four CMXUCR registers. * These values are for the UCC in the LSBs @@ -328,6 +381,15 @@ enum qe_clock { #define QE_SDEBCR_BA_MASK 0x01FFFFFF +/* Communication Processor */ +#define QE_CP_CERCR_MEE 0x8000 /* Multi-user RAM ECC enable */ +#define QE_CP_CERCR_IEE 0x4000 /* Instruction RAM ECC enable */ +#define QE_CP_CERCR_CIR 0x0800 /* Common instruction RAM */ + +/* I-RAM */ +#define QE_IRAM_IADD_AIE 0x80000000 /* Auto Increment Enable */ +#define QE_IRAM_IADD_BADDR 0x00080000 /* Base Address */ + /* UPC */ #define UPGCR_PROTOCOL 0x80000000 /* protocol ul2 or pl2 */ #define UPGCR_TMS 0x40000000 /* Transmit master/slave mode */ |