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| author | Andrew Jeffery <andrew@aj.id.au> | 2018-10-09 00:32:37 -0700 |
|---|---|---|
| committer | Stewart Smith <stewart@linux.ibm.com> | 2018-10-11 01:26:20 -0500 |
| commit | a43e9a66aae9812f8790c4a9290989bb0774d2a6 (patch) | |
| tree | 50bab83728fcd989094f3529419ad343b4c8ae4a /hw/ast-bmc | |
| parent | 9a830ee06c66058b1421c017b25a65a22921e9f6 (diff) | |
| download | skiboot-a43e9a66aae9812f8790c4a9290989bb0774d2a6.zip skiboot-a43e9a66aae9812f8790c4a9290989bb0774d2a6.tar.gz skiboot-a43e9a66aae9812f8790c4a9290989bb0774d2a6.tar.bz2 | |
astbmc: Fail SFC init if SIO is unavailable
If SuperIO is unavailable then the driver cannot perform accesses on
which it currently depends. Test for SuperIO availability during
initialsation and bail out immediately if it is absent.
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Signed-off-by: Stewart Smith <stewart@linux.ibm.com>
Diffstat (limited to 'hw/ast-bmc')
| -rw-r--r-- | hw/ast-bmc/ast-sf-ctrl.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/hw/ast-bmc/ast-sf-ctrl.c b/hw/ast-bmc/ast-sf-ctrl.c index 32fc63a..11eb30f 100644 --- a/hw/ast-bmc/ast-sf-ctrl.c +++ b/hw/ast-bmc/ast-sf-ctrl.c @@ -948,6 +948,9 @@ int ast_sf_open(uint8_t type, struct spi_flash_ctrl **ctrl) struct ast_sf_ctrl *ct; #ifdef __SKIBOOT__ uint32_t hicr7; + + if (!ast_sio_is_enabled()) + return -ENODEV; #endif /* __SKIBOOT__ */ if (type != AST_SF_TYPE_PNOR && type != AST_SF_TYPE_BMC |