| /******************************************************************************** |
| * Marvell GPL License Option |
| * |
| * If you received this File from Marvell, you may opt to use, redistribute and/or |
| * modify this File in accordance with the terms and conditions of the General |
| * Public License Version 2, June 1991 (the "GPL License"), a copy of which is |
| * available along with the File in the license.txt file or by writing to the Free |
| * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 or |
| * on the worldwide web at http://www.gnu.org/licenses/gpl.txt. |
| * |
| * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY |
| * DISCLAIMED. The GPL License provides additional details about this warranty |
| * disclaimer. |
| ******************************************************************************/ |
| |
| #ifndef _TZ_PERM_H_ |
| #define _TZ_PERM_H_ |
| |
| /* |
| * slave |
| */ |
| /* trustzone access permission bits */ |
| #define TZ_NRW 0x0 /* non-secure read/write */ |
| #define TZ_NNW 0x1 /* non-secure no-write */ |
| #define TZ_NNR 0x2 /* non-secure no-read */ |
| #define TZ_NWO TZ_NNR |
| #define TZ_NRO TZ_NNW |
| #define TZ_NNA (TZ_NNW | TZ_NNR) |
| |
| #define TZ_SRW 0x0 /* secure read/write */ |
| #define TZ_SNW 0x4 /* secure no-write */ |
| #define TZ_SNR 0x8 /* secure no-read */ |
| #define TZ_SWO TZ_SNR |
| #define TZ_SRO TZ_SNW |
| #define TZ_SNA (TZ_SNW | TZ_SNR) |
| |
| /* trustzone access permission */ |
| #define TZ_SRW_NRW (TZ_SRW | TZ_NRW) |
| #define TZ_SRW_NRO (TZ_SRW | TZ_NRO) |
| #define TZ_SRW_NWO (TZ_SRW | TZ_NWO) |
| #define TZ_SRW_NNA (TZ_SRW | TZ_NNA) |
| #define TZ_SRO_NNA (TZ_SRO | TZ_NNA) |
| #define TZ_SWO_NNA (TZ_SWO | TZ_NNA) |
| #define TZ_SNA_NNA (TZ_SNA | TZ_NNA) |
| |
| /* trustzone access permission bit mask */ |
| #define TZ_M_NW TZ_NNW /* non-secure write mask */ |
| #define TZ_M_NR TZ_NNR /* non-secure read mask */ |
| #define TZ_M_NRW (TZ_M_NW | TZ_M_NR) |
| #define TZ_M_SW TZ_SNW /* secure write mask */ |
| #define TZ_M_SR TZ_SNR /* secure read mask */ |
| #define TZ_M_SRW (TZ_M_SW | TZ_M_SR) |
| |
| /* trustzone access permission check */ |
| #define TZ_IS_NNR(perm) (((perm) & TZ_M_NR) == TZ_NNR) |
| #define TZ_IS_NR(perm) (!TZ_IS_NNR(perm)) |
| #define TZ_IS_NNW(perm) (((perm) & TZ_M_NW) == TZ_NNW) |
| #define TZ_IS_NW(perm) (!TZ_IS_NNW(perm)) |
| #define TZ_IS_NNA(perm) (((perm) & TZ_M_NRW) == TZ_NNA) |
| #define TZ_IS_NRW(perm) (!TZ_IS_NNA(perm)) |
| |
| #define TZ_IS_SNR(perm) (((perm) & TZ_M_SR) == TZ_SNR) |
| #define TZ_IS_SR(perm) (!TZ_IS_SNR(perm)) |
| #define TZ_IS_SNW(perm) (((perm) & TZ_M_SW) == TZ_SNW) |
| #define TZ_IS_SW(perm) (!TZ_IS_SNW(perm)) |
| #define TZ_IS_SNA(perm) (((perm) & TZ_M_SRW) == TZ_SNA) |
| #define TZ_IS_SRW(perm) (!TZ_IS_SNA(perm)) |
| |
| /* |
| * master |
| */ |
| /* master permissions */ |
| #define TZM_WD 0x0 /* write by default permission */ |
| #define TZM_WS 0x1 /* write as secure */ |
| #define TZM_WN 0x3 /* write as non-secure */ |
| #define TZM_WR 0x10 /* write as restricted */ |
| #define TZM_RD 0x0 /* read by default permission */ |
| #define TZM_RS 0x4 /* read as secure */ |
| #define TZM_RN 0xc /* read as non-secure */ |
| #define TZM_RR 0x20 /* read as restricted */ |
| |
| #define TZM_D (TZM_WD | TZM_RD) |
| #define TZM_S (TZM_WS | TZM_RS) |
| #define TZM_N (TZM_WN | TZM_RN) |
| #define TZM_R (TZM_WR | TZM_RR) |
| |
| #define TZM_NA -1 /* no access */ |
| |
| /* master permission masks */ |
| #define TZM_M_WO 0x1 /* write override bit */ |
| #define TZM_M_WN 0x2 /* write non-secure bit */ |
| #define TZM_M_WR 0x10 /* write restricted bit */ |
| #define TZM_M_W 0x13 /* write mask bits */ |
| #define TZM_M_RO 0x4 /* write override bit */ |
| #define TZM_M_RN 0x8 /* write non-secure bit */ |
| #define TZM_M_RR 0x20 /* read restricted bit */ |
| #define TZM_M_R 0x2c /* read mask bits */ |
| |
| #endif /* _TZ_PERM_H_ */ |
