diff options
author | Aaron Carroll <aaronc@cse.unsw.edu.au> | 2011-01-24 18:06:46 +1100 |
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committer | Øyvind Harboe <oyvind.harboe@zylin.com> | 2011-01-31 08:57:38 +0100 |
commit | c34e69cb10bb9c7502732d2bb0bc92fa73235aec (patch) | |
tree | 238b5599974453e09e04868060b1ec4aca07dd6b /src/target/cortex_a9.h | |
parent | 8e60d4955f4a89da39bf9b91217c651b44052538 (diff) |
cortex_a9: add source files for Cortex A9 support.
add target and build support for A9
Signed-off-by: Aaron Carroll <aaronc@cse.unsw.edu.au>
Diffstat (limited to 'src/target/cortex_a9.h')
-rw-r--r-- | src/target/cortex_a9.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/src/target/cortex_a9.h b/src/target/cortex_a9.h new file mode 100644 index 00000000..82f04f87 --- /dev/null +++ b/src/target/cortex_a9.h @@ -0,0 +1,89 @@ +/*************************************************************************** + * Copyright (C) 2005 by Dominic Rath * + * Dominic.Rath@gmx.de * + * * + * Copyright (C) 2006 by Magnus Lundin * + * lundin@mlu.mine.nu * + * * + * Copyright (C) 2008 by Spencer Oliver * + * spen@spen-soft.co.uk * + * * + * Copyright (C) 2009 by Dirk Behme * + * dirk.behme@gmail.com - copy from cortex_m3 * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ +#ifndef CORTEX_A9_H +#define CORTEX_A9_H + +#include "armv7a.h" + +#define CORTEX_A9_COMMON_MAGIC 0x411fc082 + +#define CPUDBG_CPUID 0xD00 +#define CPUDBG_CTYPR 0xD04 +#define CPUDBG_TTYPR 0xD0C +#define CPUDBG_LOCKACCESS 0xFB0 +#define CPUDBG_LOCKSTATUS 0xFB4 + +#define BRP_NORMAL 0 +#define BRP_CONTEXT 1 + +#define CORTEX_A9_PADDRDBG_CPU_SHIFT 13 + +struct cortex_a9_brp +{ + int used; + int type; + uint32_t value; + uint32_t control; + uint8_t BRPn; +}; + +struct cortex_a9_common +{ + int common_magic; + struct arm_jtag jtag_info; + + /* Context information */ + uint32_t cpudbg_dscr; + + /* Saved cp15 registers */ + uint32_t cp15_control_reg; + + /* Breakpoint register pairs */ + int brp_num_context; + int brp_num; + int brp_num_available; + struct cortex_a9_brp *brp_list; + + /* Use cortex_a9_read_regs_through_mem for fast register reads */ + int fast_reg_read; + + /* Flag that helps to resolve what ttb to use: user or kernel */ + int current_address_mode; + + struct armv7a_common armv7a_common; +}; + +static inline struct cortex_a9_common * +target_to_cortex_a9(struct target *target) +{ + return container_of(target->arch_info, struct cortex_a9_common, + armv7a_common.armv4_5_common); +} + +#endif /* CORTEX_A9_H */ |