diff options
Diffstat (limited to 'roms/skiboot/libpore/p9_hcd_header_defs.H')
| -rw-r--r-- | roms/skiboot/libpore/p9_hcd_header_defs.H | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/roms/skiboot/libpore/p9_hcd_header_defs.H b/roms/skiboot/libpore/p9_hcd_header_defs.H new file mode 100644 index 000000000..49c814a46 --- /dev/null +++ b/roms/skiboot/libpore/p9_hcd_header_defs.H @@ -0,0 +1,152 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/import/chips/p9/procedures/hwp/lib/p9_hcd_header_defs.H $ */ +/* */ +/* OpenPOWER HostBoot Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2016,2017 */ +/* [+] International Business Machines Corp. */ +/* */ +/* */ +/* Licensed under the Apache License, Version 2.0 (the "License"); */ +/* you may not use this file except in compliance with the License. */ +/* You may obtain a copy of the License at */ +/* */ +/* http://www.apache.org/licenses/LICENSE-2.0 */ +/* */ +/* Unless required by applicable law or agreed to in writing, software */ +/* distributed under the License is distributed on an "AS IS" BASIS, */ +/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */ +/* implied. See the License for the specific language governing */ +/* permissions and limitations under the License. */ +/* */ +/* IBM_PROLOG_END_TAG */ +/// +/// @file p9_hcd_header_defs.H +/// @brief defines header constants based on file types +/// +/// This header contains those cpp manifest constants required for processing +/// the linker scripts used to generate OCC code images. As these are used +/// by linker scripts as well as by C++ code, these cannot be solely be put +/// into a namespace. Prefixing these with the region name is the attempt +/// to make these globally unique when this header is included in C++ code. +/// +// *HWP HWP Owner: David Du <daviddu@us.ibm.com> +// *HWP Backup HWP Owner: Greg Still <stillgs@us.ibm.com> +// *HWP FW Owner: Prem Jha <premjha2@in.ibm.com> +// *HWP Team: PM +// *HWP Level: 2 +// *HWP Consumed by: PM +// + +#ifndef __HCD_HEADER_DEFS_H__ +#define __HCD_HEADER_DEFS_H__ + +/// Macros for generating an Hcode header section +/// +/// The CPP macros HCD_HDR_UINTxx generate equivalent code depending on +/// whether they are being called from assembler (where they actually +/// create the header section data) or from C (where they specifiy a +/// C-structure form of the contents of the header section. +/// +/// In assembler each invocation also creates space in the header section + +#ifdef __ASSEMBLER__ + +// *INDENT-OFF* + .macro hcd_header_uint64, symbol:req, value = 0 + .global \symbol +\symbol\(): + .quad (\value) + .endm + + .macro hcd_header_uint32, symbol:req, value = 0 + .global \symbol + \symbol\(): + .long (\value) + .endm + + .macro hcd_header_uint16, symbol:req, value = 0 + .global \symbol +\symbol\(): + .short (\value) + .endm + + .macro hcd_header_uint8, symbol:req, value = 0 + .global \symbol +\symbol\(): + .byte (\value) + .endm + + .macro hcd_header_uint8_vec, symbol:req, number:req, value = 0 + .global \symbol +\symbol\(): + .rept (\number) + .byte (\value) + .endr + .endm + + .macro hcd_header_attn, symbol:req, number = 1 + .global \symbol +\symbol\(): + .rept (\number) + .long 0x00000200 + .endr + .endm + + .macro hcd_header_attn_pad, align:req + .balignl (\align), 0x00000200 + .endm + + .macro hcd_header_pad, align:req + .balignl (\align), 0 + .endm +// *INDENT-ON* + +#define ULL(x) x +#define HCD_CONST(name, expr) .set name, expr; +#define HCD_CONST64(name, expr) .set name, expr; + +#define HCD_HDR_UINT64(symbol, value) hcd_header_uint64 symbol value +#define HCD_HDR_UINT32(symbol, value) hcd_header_uint32 symbol value +#define HCD_HDR_UINT16(symbol, value) hcd_header_uint16 symbol value +#define HCD_HDR_UINT8(symbol, value) hcd_header_uint8 symbol value +#define HCD_HDR_UINT8_VEC(symbol, number, value) hcd_header_uint8_vec symbol number value +#define HCD_HDR_ATTN(symbol, number) hcd_header_attn symbol number +#define HCD_HDR_ATTN_PAD(align) hcd_header_attn_pad align +#define HCD_HDR_PAD(align) hcd_header_pad align + +#else // NOT __ASSEMBLER__ + +#ifdef __LINKERSCRIPT__ + + #define ULL(x) x + #define POUND_DEFINE #define + #define HCD_CONST(name, expr) POUND_DEFINE name expr + #define HCD_CONST64(name, expr) POUND_DEFINE name expr + +#else + + #define ULL(x) x##ull + #define HCD_CONST(name, expr) enum { name = expr }; + #define HCD_CONST64(name, expr) enum { name = expr }; + + #define HCD_HDR_UINT64(symbol, value) uint64_t symbol + #define HCD_HDR_UINT32(symbol, value) uint32_t symbol + #define HCD_HDR_UINT16(symbol, value) uint16_t symbol + #define HCD_HDR_UINT8(symbol, value) uint8_t symbol + #define HCD_HDR_UINT8_VEC(symbol, number, value) uint8_t symbol[number] + #define HCD_HDR_ATTN(symbol, number) uint32_t symbol[number] + #define HCD_HDR_ATTN_PAD(align) + #define HCD_HDR_PAD(align) + +#endif // __LINKERSCRIPT__ +#endif // __ASSEMBLER__ + +// Stringification + +#define STR_HELPER(x) #x +#define STR(x) STR_HELPER(x) + +#endif // __HCD_HEADER_DEFS_H__ |