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author | Palmer Dabbelt <palmer@dabbelt.com> | 2017-07-27 13:23:49 -0700 |
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committer | Palmer Dabbelt <palmer@dabbelt.com> | 2017-08-02 12:32:45 -0700 |
commit | 9037b1d9f2130770228be62c66b88b47fccd99b6 (patch) | |
tree | 56998a7ab91d5da423452fec410d32479cec34b1 /platform | |
parent | 8b80f2ea28c0167f9dc75462147447b144ed4ea9 (diff) | |
download | pk-9037b1d9f2130770228be62c66b88b47fccd99b6.zip pk-9037b1d9f2130770228be62c66b88b47fccd99b6.tar.gz pk-9037b1d9f2130770228be62c66b88b47fccd99b6.tar.bz2 |
Add a platform interface
SiFive's pk fork is the second one I've had to maintain, and it's a huge
pain because people keep just leaving changes all over the tree. I want
to introduce an interface that the platform-specific details can live
behind so I don't have to keep doing these painful merges.
Diffstat (limited to 'platform')
-rw-r--r-- | platform/platform.ac | 0 | ||||
-rw-r--r-- | platform/platform.mk.in | 9 | ||||
-rw-r--r-- | platform/platform_interface.h | 14 | ||||
-rw-r--r-- | platform/spike.c | 1 |
4 files changed, 24 insertions, 0 deletions
diff --git a/platform/platform.ac b/platform/platform.ac new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/platform/platform.ac diff --git a/platform/platform.mk.in b/platform/platform.mk.in new file mode 100644 index 0000000..90ee269 --- /dev/null +++ b/platform/platform.mk.in @@ -0,0 +1,9 @@ +platform_subproject_deps = + +platform_hdrs = \ + platform_interface.h + +platform_c_srcs = \ + spike.c + +platform_asm_srcs = diff --git a/platform/platform_interface.h b/platform/platform_interface.h new file mode 100644 index 0000000..0f49056 --- /dev/null +++ b/platform/platform_interface.h @@ -0,0 +1,14 @@ +#ifndef PLATFORM__PLATFORM_H +#define PLATFORM__PLATFORM_H + +/* This interface is designed to allow BBL/PK to be portable to multiple target + * platforms. The current interface has been hacked up based on SiFive's fork + * of pk that runs on our FPGA boards. The idea here is that rather than + * forking pk and touching things all over the tree, changes should be local to + * the target directory. + * + * This interface isn't meant to be stable or sane, just better than what we + * had before. + */ + +#endif diff --git a/platform/spike.c b/platform/spike.c new file mode 100644 index 0000000..9764057 --- /dev/null +++ b/platform/spike.c @@ -0,0 +1 @@ +#include "platform_interface.h" |