On Fri, 21 Jul 2023 12:35:04 -0400 Gregory Price <gourry.memve...@gmail.com> wrote:
Typo in patch title. reference > This allows devices to have fully customized CCIs, along with complex > devices where wrapper devices can override or add additional CCI > commands without having to replicate full command structures or > pollute a base device with every command that might ever be used. > > Signed-off-by: Gregory Price <gregory.pr...@memverge.com> Hi Gregory, This might give us a nice solution to a problem with rebasing Fan's DCD set, so I'm reviewing it head of the later part of your series and may pick it up in the meantime. > --- > hw/cxl/cxl-mailbox-utils.c | 18 ++++++++++++++---- > include/hw/cxl/cxl_device.h | 2 +- > 2 files changed, 15 insertions(+), 5 deletions(-) > > diff --git a/hw/cxl/cxl-mailbox-utils.c b/hw/cxl/cxl-mailbox-utils.c > index 2819914e8d..ddee3f1718 100644 > --- a/hw/cxl/cxl-mailbox-utils.c > +++ b/hw/cxl/cxl-mailbox-utils.c > @@ -1373,9 +1373,19 @@ void cxl_init_cci(CXLCCI *cci, size_t payload_max) > bg_timercb, cci); > } > > +static void cxl_copy_cci_commands(CXLCCI *cci, const struct cxl_cmd > (*cxl_cmds)[256]) { Bracket on next line. > + for (int set = 0; set < 256; set++) { > + for (int cmd = 0; cmd < 256; cmd++) { > + if (cxl_cmds[set][cmd].handler) { > + cci->cxl_cmd_set[set][cmd] = cxl_cmds[set][cmd]; > + } > + } > + } > +} > + > void cxl_initialize_mailbox_swcci(CXLCCI *cci, DeviceState *intf, > DeviceState *d, size_t payload_max) > { > - cci->cxl_cmd_set = cxl_cmd_set_sw; > + cxl_copy_cci_commands(cci, cxl_cmd_set_sw); > cci->d = d; > cci->intf = intf; > cxl_init_cci(cci, payload_max); > @@ -1383,7 +1393,7 @@ void cxl_initialize_mailbox_swcci(CXLCCI *cci, > DeviceState *intf, DeviceState *d > > void cxl_initialize_mailbox_t3(CXLCCI *cci, DeviceState *d, size_t > payload_max) > { > - cci->cxl_cmd_set = cxl_cmd_set; > + cxl_copy_cci_commands(cci, cxl_cmd_set); > cci->d = d; > > /* No separation for PCI MB as protocol handled in PCI device */ > @@ -1398,7 +1408,7 @@ static const struct cxl_cmd > cxl_cmd_set_t3_mctp[256][256] = { > void cxl_initialize_t3_mctpcci(CXLCCI *cci, DeviceState *d, DeviceState > *intf, > size_t payload_max) > { > - cci->cxl_cmd_set = cxl_cmd_set_t3_mctp; > + cxl_copy_cci_commands(cci, cxl_cmd_set_t3_mctp); > cci->d = d; > cci->intf = intf; > cxl_init_cci(cci, payload_max); > @@ -1414,7 +1424,7 @@ static const struct cxl_cmd > cxl_cmd_set_usp_mctp[256][256] = { > > void cxl_initialize_usp_mctpcci(CXLCCI *cci, DeviceState *d, DeviceState > *intf, size_t payload_max) > { > - cci->cxl_cmd_set = cxl_cmd_set_usp_mctp; > + cxl_copy_cci_commands(cci, cxl_cmd_set_usp_mctp); > cci->d = d; > cci->intf = intf; > cxl_init_cci(cci, payload_max); > diff --git a/include/hw/cxl/cxl_device.h b/include/hw/cxl/cxl_device.h > index c68981b618..9a3c8b2dfa 100644 > --- a/include/hw/cxl/cxl_device.h > +++ b/include/hw/cxl/cxl_device.h > @@ -163,7 +163,7 @@ typedef struct CXLEventLog { > } CXLEventLog; > > typedef struct CXLCCI { > - const struct cxl_cmd (*cxl_cmd_set)[256]; > + struct cxl_cmd cxl_cmd_set[256][256]; > struct cel_log { > uint16_t opcode; > uint16_t effect;