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Re: [Qemu-devel] [PATCH][v8] megasas: LSI Megaraid SAS HBA emulation


From: Paolo Bonzini
Subject: Re: [Qemu-devel] [PATCH][v8] megasas: LSI Megaraid SAS HBA emulation
Date: Thu, 12 Jan 2012 15:45:59 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:9.0) Gecko/20111222 Thunderbird/9.0

On 01/12/2012 11:43 AM, Hannes Reinecke wrote:
+# hw/megasas.c
+disable megasas_init_firmware(int xfer_len, uint64_t pa) "xfer len %d pa %" PRIx64 
" "
+disable megasas_init_queue(uint64_t queue_pa, int queue_len, uint64_t head, uint64_t tail, uint32_t flags) "queue 
at %" PRIx64 " len %d head %" PRIx64 " tail %" PRIx64 " flags %x"
+megasas_initq_map_failed(int frame) "scmd %d: failed to map queue"
+megasas_initq_mismatch(int queue_len, int fw_cmds) "queue size %d max fw cmds 
%d"
+disable megasas_qf_found(unsigned int index, uint64_t pa) "found mapped frame %x pa %" 
PRIx64 ""
+disable megasas_qf_new(unsigned int index, void *cmd) "return new frame %x cmd 
%p"
+megasas_qf_failed(unsigned long pa) "all frames busy for frame %lx"
+disable megasas_qf_enqueue(unsigned int index, unsigned int count, uint64_t context, unsigned int 
tail, int busy) "enqueue frame %x count %d countext %" PRIx64 " tail %x busy %d"
+disable megasas_qf_update(unsigned int head, unsigned int busy) "update reply queue 
head %x busy %d"
+disable megasas_qf_dequeue(unsigned int index) "dequeue frame %x"
+disable megasas_qf_map_failed(int cmd, unsigned long frame) "scmd %d: frame 
%lu"
+disable megasas_qf_complete_noirq(uint64_t context) "context %" PRIx64 " "
+disable megasas_qf_complete(uint64_t context, unsigned int tail, unsigned int offset, int busy, 
unsigned int doorbell) "context %" PRIx64 " tail %x offset %d busy %d doorbell 
%x"
+disable megasas_handle_frame(const char *cmd, uint64_t addr, uint64_t context, uint32_t count) "MFI cmd 
%s addr %" PRIx64 " context %" PRIx64 " count %d"
+megasas_frame_busy(uint64_t addr) "frame %" PRIx64 " busy"
+megasas_unhandled_frame_cmd(int cmd, uint8_t frame_cmd) "scmd %d: Unhandled MFI cmd 
%x"
+disable megasas_handle_scsi(const char *frame, const char *desc, int dev, int lun, void 
*sdev, unsigned long size) "%s %s dev %x/%x sdev %p xfer %lu"
+disable megasas_scsi_target_not_present(const char *frame, const char *desc, int dev, 
int lun) "%s %s dev %x/%x target not present"
+megasas_scsi_invalid_cdb_len(const char *frame, const char *desc, int dev, int lun, int 
len) "%s %s dev %x/%x invalid cdb len %d"
+megasas_scsi_overflow(int cmd, const char *dir, int bytes, int len) "scmd %d: %s %d 
of %d bytes"
+disable megasas_scsi_underflow(int cmd, const char *dir, int bytes, int len) "scmd 
%d: %s %d of %d bytes"
+megasas_scsi_req_alloc_failed(const char *frame, int dev, int lun) "%s dev %x/%x 
req allocation failed"
+disable megasas_scsi_start(int cmd, const char *desc, int len) "scmd %d: %s %d 
bytes of data"
+disable megasas_scsi_nodata(int cmd) "scmd %d: no data to be transferred"
+disable megasas_scsi_complete(int cmd, uint32_t status, int len, int xfer) "scmd 
%d: finished with status %x, len %u/%u"
+disable megasas_command_complete(int cmd, uint32_t status) "scmd %d: command 
completed, status %x"
+disable megasas_handle_io(int cmd, const char *frame, int dev, int lun, unsigned long 
lba, unsigned long count) "scmd %d: %s dev %x/%x lba %lx count %lu"
+disable megasas_io_target_not_present(int cmd, const char *frame, int dev, int lun) 
"scmd %d: %s dev %x/%x LUN not present"
+disable megasas_io_start(int cmd, const char *dir, unsigned long lba, unsigned long 
count, unsigned long len) "scmd %d: %s start LBA %lx %lu blocks (%lu bytes)"
+disable megasas_io_complete(int cmd, uint32_t len) "scmd %d: %d bytes 
completed"
+disable megasas_io_copy(int cmd, const char *dir, int bytes, int len, unsigned long 
offset) "scmd %d: %s %d of %d bytes, iov offset %lu"
+disable megasas_io_continue(int cmd, int bytes) "scmd %d: %d bytes left"
+megasas_iovec_map_failed(int cmd, int index, unsigned long iov_size) "scmd %d: 
iovec %d size %lu"
+megasas_iovec_sgl_overflow(int cmd, int index, int limit) "scmd %d: iovec count %d 
limit %d"
+megasas_iovec_sgl_underflow(int cmd, int index) "scmd %d: iovec count %d"
+megasas_iovec_sgl_invalid(int cmd, int index, uint64_t pa, uint32_t len) "scmd %d: invalid 
sgl element %d pa %" PRIx64 " len %u"
+megasas_iovec_len(int cmd, const char *desc, int len, int limit) "scmd %d: iovec %s 
len %d limit %d"
+disable megasas_handle_dcmd(int cmd, int opcode) "scmd %d: MFI DCMD opcode %x"
+disable megasas_finish_dcmd(int cmd, int size) "scmd %d: MFI DCMD wrote %d 
bytes"
+megasas_dcmd_req_alloc_failed(int cmd, const char *desc) "scmd %d: %s alloc 
failed"
+disable megasas_dcmd_internal_submit(int cmd, const char *desc, int dev) "scmd %d: 
%s to dev %d"
+disable megasas_dcmd_internal_finish(int cmd, int opcode, int lun) "scmd %d: DCMD 
finish internal cmd %x lun %d"
+megasas_dcmd_internal_invalid(int cmd, int opcode) "scmd %d: Invalid internal DCMD 
%x"
+megasas_dcmd_unhandled(int cmd, int opcode, int len) "scmd %d: opcode %x, len 
%d"
+disable megasas_dcmd_zero_sge(int cmd) "scmd %d: zero DCMD sge count"
+megasas_dcmd_invalid_sge(int cmd, int count) "scmd %d: invalid DCMD sge count 
%d"
+megasas_dcmd_map_failed(int cmd) "scmd %d: Failed to map DCMD buffer"
+megasas_dcmd_invalid_xfer_len(int cmd, const char *dcmd, unsigned long size) "scmd 
%d: %s invalid xfer len %ld"
+disable megasas_dcmd_enter(int cmd, const char *dcmd) "scmd %d: DCMD %s"
+disable megasas_dcmd_dummy(int cmd, unsigned long size) "scmd %d: DCMD dummy xfer 
len %ld"
+disable megasas_dcmd_set_fw_time(int cmd, unsigned long time) "scmd %d: Set FW time 
%lx"
+disable megasas_dcmd_pd_get_list(int cmd, int num, int max, int offset) "scmd %d: 
DCMD PD get list: %d / %d PDs, size %d"
+disable megasas_dcmd_ld_get_list(int cmd, int num, int max) "scmd %d: DCMD LD get 
list: found %d / %d LDs"
+disable megasas_dcmd_get_info(int cmd, const char *desc, int pd_id) "scmd %d: DCMD 
%s get info for dev %d"
+disable megasas_dcmd_pd_get_info(int cmd, int lun, int state) "scmd %d: set state 
for dev %d to %x"
+disable megasas_abort_frame(int cmd, int abort_cmd) "scmd %d: aborting frame 
%x"
+megasas_abort_no_cmd(int cmd, uint64_t context) "scmd %d: no active command for frame context 
%" PRIx64 ""
+megasas_abort_invalid_context(int cmd, uint64_t context, int abort_cmd) "scmd %d: invalid 
frame context %" PRIx64 " for abort frame %x"
+disable megasas_reset(void) "Reset"
+megasas_init(int sges, int cmds, const char *intr, const char *mode) "Using %d 
sges, %d cmds, %s, %s mode"
+disable megasas_map_region(int num, const char *name, unsigned long addr) "mapping 
%s region %d at %08lx"
+disable megasas_irq_lower(const char *desc) "%s"
+disable megasas_irq_raise(const char *desc) "%s"
+disable megasas_readl_reg(const char *region, const char *reg, uint32_t val) "%s 
%s: 0x%x"
+disable megasas_readl(const char *region, unsigned long addr, uint32_t val) "%s 
0x%lx: 0x%x"
+megasas_invalid_read(const char *region, unsigned long addr) "%s 0x%lx"
+disable megasas_writel_reg(const char *region, const char *reg, uint32_t val) "%s 
%s: 0x%x"
+disable megasas_writel(const char *region, uint32_t addr, uint32_t val) "%s 0x%x: 
0x%x"
+megasas_invalid_write(const char *region, uint32_t addr, uint32_t val) "%s 0x%x: 
0x%x"
+

Not sure why some of these still have "disable". Also, not all backends support string arguments, but that's not a problem as long as you stick to those that do. :)

Otherwise looks good!

Paolo



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