| Nico Huber | 27d2627 | 2026-05-27 19:01:09 +0200 | [diff] [blame] | 1 | -- |
| 2 | -- Copyright (C) 2022 Google, LLC |
| 3 | -- |
| 4 | -- This program is free software; you can redistribute it and/or modify |
| 5 | -- it under the terms of the GNU General Public License as published by |
| 6 | -- the Free Software Foundation; either version 2 of the License, or |
| 7 | -- (at your option) any later version. |
| 8 | -- |
| 9 | -- This program is distributed in the hope that it will be useful, |
| 10 | -- but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | -- GNU General Public License for more details. |
| 13 | -- |
| 14 | |
| 15 | private package HW.GFX.GMA.Power_Domains is |
| 16 | |
| 17 | type Power_Domain is |
| 18 | (PW1, PW2, PW3, PW4, PW5, |
| 19 | DDI_A, DDI_B, DDI_C, |
| 20 | DDI_USBC1, DDI_USBC2, DDI_USBC3, DDI_USBC4, DDI_USBC5, DDI_USBC6, |
| 21 | AUX_A, AUX_B, AUX_C, |
| 22 | AUX_USBC1, AUX_USBC2, AUX_USBC3, AUX_USBC4, AUX_USBC5, AUX_USBC6); |
| 23 | subtype Dynamic_Domain is Power_Domain range PW2 .. Power_Domain'Last; |
| 24 | subtype PW_Domain is Power_Domain range PW1 .. PW5; |
| 25 | subtype Dynamic_Well is Power_Domain range PW2 .. PW_Domain'Last; |
| 26 | subtype Port_Domain is Power_Domain range DDI_A .. AUX_USBC6; |
| 27 | subtype DDI_Domain is Power_Domain range DDI_A .. DDI_USBC6; |
| 28 | subtype DDI_USBC_Domain is Power_Domain range DDI_USBC1 .. DDI_USBC6; |
| 29 | subtype AUX_Domain is Power_Domain range AUX_A .. AUX_USBC6; |
| 30 | subtype AUX_USBC_Domain is Power_Domain range AUX_USBC1 .. AUX_USBC6; |
| 31 | |
| 32 | ---------------------------------------------------------------------------- |
| 33 | |
| 34 | FUSE_STATUS_PGx_DIST_STATUS : constant array (PW_Domain) of Word32 := |
| 35 | (PW1 => 1 * 2 ** 26, |
| 36 | PW2 => 1 * 2 ** 25, |
| 37 | PW3 => 1 * 2 ** 24, |
| 38 | PW4 => 1 * 2 ** 23, |
| 39 | PW5 => 1 * 2 ** 22); |
| 40 | |
| 41 | ---------------------------------------------------------------------------- |
| 42 | |
| 43 | function PW_State_Mask (PW : PW_Domain) return Word32 |
| 44 | is |
| 45 | (1 * 2 ** (2 * (PW_Domain'Pos (PW) - PW_Domain'Pos (PW_Domain'First)))); |
| 46 | |
| 47 | ---------------------------------------------------------------------------- |
| 48 | |
| 49 | function To_GPU_Port (PD : Port_Domain) return GPU_Port |
| 50 | is |
| 51 | (case PD is |
| 52 | when DDI_A | AUX_A => DIGI_A, |
| 53 | when DDI_B | AUX_B => DIGI_B, |
| 54 | when DDI_C | AUX_C => DIGI_C, |
| 55 | when DDI_USBC1 | AUX_USBC1 => DDI_TC1, |
| 56 | when DDI_USBC2 | AUX_USBC2 => DDI_TC2, |
| 57 | when DDI_USBC3 | AUX_USBC3 => DDI_TC3, |
| 58 | when DDI_USBC4 | AUX_USBC4 => DDI_TC4, |
| 59 | when DDI_USBC5 | AUX_USBC5 => DDI_TC5, |
| 60 | when DDI_USBC6 | AUX_USBC6 => DDI_TC6); |
| 61 | |
| 62 | ---------------------------------------------------------------------------- |
| 63 | |
| 64 | function Need_PW (PW : Dynamic_Well; Configs : Pipe_Configs) return Boolean; |
| 65 | |
| 66 | procedure Power_Up (Port : Active_Port_Type; Success : out Boolean); |
| 67 | |
| 68 | end HW.GFX.GMA.Power_Domains; |